Top 6 Best Semi Truck Jump Starter
of November 2024
1
Best Choice
Schumacher
Schumacher
Schumacher DSR119 - Rechargeable Jump Starter - 12V 1800 Peak Amps Portable Car Jump Starter for Gas + Diesel Vehicles - Jumper Cables with Battery Pack - 280 cranking amps, 225 Cold cranking amps
10
Exceptional
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2
Best Value
Schumacher
Schumacher
Schumacher DSR114 Professional-Grade Jump Starter - 12V 2200 Peak Amps Portable Car Jump Starter - Jumper Cables with Battery Pack + Key Car Accessories - 525 Cranking Amps, 350 Cold Cranking Amps
9.9
Exceptional
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3
Schumacher
Schumacher
Schumacher DSR116 - Rechargeable Jump Starter - 12V 2250 Peak Amps Portable Car Jump Starter for Gas + Diesel Vehicles - Jumper Cables with Battery Pack - 525 cranking amps, 350 Cold cranking amps
9.8
Exceptional
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4
Schumacher
Schumacher
Schumacher DSR141G - ProSeries Jump Starter - 12V 2000 Peak Amps Portable Car Jump Starter in Limited Edition Green - Jumper Cables with Battery Pack - 500 cranking amps, 325 Cold cranking amps
9.7
Exceptional
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5
Schumacher DSR Pro Series
Schumacher DSR Pro Series
Schumacher DSR159 - ProSeries Jump Starter - 12V 4000 Peak Amps Portable Car Jump Starter + Maintainer - Jumper Cables with Battery Pack - 700 cranking amps
9.6
Exceptional
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6
AstroAI
AstroAI
AstroAI S8 Ultra Jump Starter Battery Pack, 4000A Battery Jump Starter with Wall Charger for Up to 10.0L Gas & 8.0L Diesel Engines, 12V Portable Jump Box with 3 Modes Flashlight and Jumper Cable
9.5
Excellent
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7
Schumacher
Schumacher
Schumacher DSR115 DSR ProSeries Rechargeable Pro Jump Starter - 12V - Works with Semis Class 8 Vehicles - Includes DC/USB Power for Charging Phones and Tablets
9.4
Excellent
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8
BooKoo
BooKoo
2000A Battery Jump Starter 12V Auto Jump Starter 20000mAh Car Starter Jumper Power Bank Battery Booster Jump Starter Pack QC 3.0 Smart Jumper Cable for Truck up to 8.0L Gas/6.5L Diesel
9.3
Excellent
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9
Tyrell Chenergy
Tyrell Chenergy
Car Battery Jump Starter - 1800 Amp 12V 24V Heavy Duty Jump Starter, Works with Truck Tractor Excavator Automotive Engine Starter Battery Charger Booster Jumper Box with USB/DC Power Unit
9.2
Excellent
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10
YaberAuto
YaberAuto
YaberAuto Car Battery Jump Starter 6000A Jump Box (All Gas/12.0L Diesel) Portable Car Jump Starter Battery Pack, 12V Car Battery Jumper with Extended Jumper Cables, 45W Fast Charging, 600 Lumens Light
9.1
Excellent
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11
NOCO
NOCO
NOCO Boost Max GB250 5250 Amp 12-Volt UltraSafe Portable Lithium Jump Starter Box, Battery Booster Pack, and Commercial Jumper Cables for Gasoline and Diesel Engines Up to 16-Liters
9.0
Excellent
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12
NOCO
NOCO
NOCO Boost Max GB251 3000 Amp 24-Volt UltraSafe Portable Lithium Jump Starter Box, Battery Booster Pack, and Commercial Jumper Cables for Gasoline and Diesel Engines Up to 32-Liters
8.9
Very Good
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13
NOCO
NOCO
NOCO Boost Pro GB150 3000 Amp 12-Volt UltraSafe Lithium Jump Starter Box, Car Battery Booster Pack, Portable Power Bank Charger, and Jumper Cables for up to 9-Liter Gasoline and 7-Liter Diesel Engines
8.8
Very Good
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14
Clore Automotive
Clore Automotive
Clore Automotive HT1224AGM 12/24 Volt Commercial Charger/Starter with AGM Batteries, 1 Pack
8.7
Very Good
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15
Clore Automotive
Clore Automotive
Truck PAC ES6000 3000 Peak Amp 12V Jump Starter
8.6
Very Good
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16
AUTOGEN
AUTOGEN
AUTOGEN 12V & 24V Jump Starter 10000Amp Lithium Iron Phosphate (LiFePO4) Battery, Booster Jumper Box with Smart LED Screen Built-in LED Light
8.5
Good
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About Semi Truck Jump Starter
Click here to learn more about these products.
Schumacher DSR119 - Rechargeable Jump Starter - 12V 1800 Peak Amps Portable Car Jump Starter for Gas + Diesel Vehicles - Jumper Cables with Battery Pack - 280 cranking amps, 225 Cold cranking amps
Ready Reliable - This ProSeries car battery jump starter provides 280 cranking amps and 225 cold cranking amps for 12-volt systems. The full jump pack includes emergency car essentials like an AGM battery and jumper cables heavy duty users can trust.. Portable Power - The DSR119 battery jumper can do more than jump start your car. Thanks to its 12-volt DC power outlet, you can also use it as a portable batterry charger to charge up devices like phones and tablets.. Safe, Simple Car Starter - This jumper pack is built around simple LED Lights that quickly indicate the battery's charging status, and the jumper wires' 4-gauge, 28-inch flex performance cable provides overload and short-circuit protection.. Built for the Long Haul - The high-output, maintenance-free AGM jump start battery pack is encased in a rust and corrosion-proof case, and the kit's heavy duty jumper cables use a thick 4 AWG build to ensure years of reliable operation.. Trust in Schumacher - As a trusted name in car gadgets, jump starters battery chargers, we believe in every tool we create. Our products are designed to meet the needs of both professional and consumer users, and serve you well for years to come..
Schumacher DSR114 Professional-Grade Jump Starter - 12V 2200 Peak Amps Portable Car Jump Starter - Jumper Cables with Battery Pack + Key Car Accessories - 525 Cranking Amps, 350 Cold Cranking Amps
Ready Reliable - This ProSeries car battery jump starter provides 525 cranking amps and 350 cold cranking amps for 12-volt systems. The full jump pack includes emergency car essentials like an AGM battery and jumper cables heavy duty users can trust.. Portable Power - The DSR114 battery jumper can do more than jump start your car. It features a 2.1A USB port and 12-volt DC power outlet so you can also use it as a portable batterry charger to charge up devices like phones and tablets.. Safe, Simple Car Starter - This jumper pack is built around an AGM battery with an easy-to-use digital display and 2-amp external automatic charger. A Hook-up safeguard alarm will also sound if the clamps on the jumper wires are improperly connected.. Built for the Long Haul - The high-output, maintenance-free AGM jump start battery pack is encased in a rust and corrosion-proof case, and the kit's heavy duty jumper cables use a thick 4 AWG build to ensure years of reliable operation.. Trust in Schumacher - As a trusted name in car gadgets, jump starters battery chargers, we believe in every tool we create. Our products are designed to meet the needs of both professional and consumer users, and serve you well for years to come..
Schumacher DSR116 - Rechargeable Jump Starter - 12V 2250 Peak Amps Portable Car Jump Starter for Gas + Diesel Vehicles - Jumper Cables with Battery Pack - 525 cranking amps, 350 Cold cranking amps
Compatibility - This heavy-duty car battery jump starter can provide 2250 peak amps for gas or diesel engines, or large commercial fleet trucks. The jump pack has an AGM battery jumper cables heavy duty users can trust for 525 cranking amps or 350 cold cranking amps for long-lasting power on cold days.. Portable Power - The DSR114 battery jumper doubles as a portable battery charger, and its 2 120V AC outlets, 2.1A USB port and 12-volt DC power outlet mean you can use it to charge phones and tablets. A 400-watt power inverter also allows it to be used with lights, appliances, and power tools.. Safe, Simple Car Starter - This jumper pack's AGM battery has an easy-to-use digital display, reverse connection warning and rapid charging feature that prevents overcharging during a standard jump start.. Built for the Long Haul - The high-output AGM jump start battery pack is encased in a rust corrosion-proof case, and the kit's heavy duty jumper cables use a thick 4-gauge build to ensure years of reliable operation.. Trust in Schumacher - As a trusted name in car gadgets, jump starters battery chargers, we believe in every tool we create. Our car accesories are designed to meet the needs of both professional and consumer users, and serve you well for years to come..
Schumacher DSR141G - ProSeries Jump Starter - 12V 2000 Peak Amps Portable Car Jump Starter in Limited Edition Green - Jumper Cables with Battery Pack - 500 cranking amps, 325 Cold cranking amps
Ready Reliable - This ProSeries car battery jump starter provides 500 cranking amps and 325 cold cranking amps for 12-volt systems. The full jump pack includes emergency car essentials like an AGM battery and jumper cables heavy duty users can trust.. Portable Power - The DSR141G battery jumper can do more than jump start your car. Its 12-volt DC power outlet allows it to be used as a portable batterry charger for 12V devices, and an included SC2 2A battery maintainer makes it easy to care for car, motorcycle or marine batteries.. Safe, Simple Car Starter - This jumper pack is built around an easy-to-use digital display, and comes with advanced reverse hook-up protection that will protects against damage if the jumper wires' clamps are not properly connected.. Built for the Long Haul - Strong metal clamps allow for secure connections even for hard-to-reach batteries, and the kit's heavy duty jumper cables use a thick 4 gauge build to ensure years of reliable operation.. Trust in Schumacher - As a trusted name in car gadgets, jump starters battery chargers, we believe in every tool we create. Our products are designed to meet the needs of both professional and consumer users, and serve you well for years to come..
Schumacher DSR159 - ProSeries Jump Starter - 12V 4000 Peak Amps Portable Car Jump Starter + Maintainer - Jumper Cables with Battery Pack - 700 cranking amps
Ready Reliable - This ProSeries car battery jump starter provides 4000 peak amps and 700 cranking amps for 12-volt systems. The full jump pack includes emergency car essentials like an AGM battery and jumper cables heavy duty users can trust.. Portable Power - The DSR141G battery jumper can do more than jump start your car. Its 12V DC port and 2.1A USB port allows it to be used as a portable batterry charger for charging devices an included 2A battery maintainer makes it easy to care for car, motorcycle or marine batteries.. Safe, Simple Car Starter - This jumper pack is built around an easy-to-use digital display. Heavy-duty metal clamps allow for secure connections even on hard-to-reach batteries a Hook-Up Warning can prevent damage if the jumper wires are improperly connected.. Built for the Long Haul - The high-output, maintenance-free AGM jump start battery pack is encased in a rust and corrosion-proof case, and the kit's heavy duty jumper cables use a thick 2-gauge build to ensure years of reliable operation.. Trust in Schumacher - As a trusted name in car gadgets, jump starters battery chargers, we believe in every tool we create. Our products are designed to meet the needs of both professional and consumer users, and serve you well for years to come..
AstroAI S8 Ultra Jump Starter Battery Pack, 4000A Battery Jump Starter with Wall Charger for Up to 10.0L Gas & 8.0L Diesel Engines, 12V Portable Jump Box with 3 Modes Flashlight and Jumper Cable
POWERFUL JUMP STARTING The S8 Ultra Jump Starter features a powerful 4000 A current and a 24000 mAh battery capacity, along with a 45 C discharge rate. It can boost up to 10 L gas and 8 L diesel engines, even when fully drained.. EASY TO USE This jump starter includes smart jumper cables with intuitive indicators, providing a safe and seamless user experience. The jump starter automatically analyzes the batterys voltage to deliver the appropriate boost. For batteries at 9-12 V, it will automatically jumpstart them after the jumper cable is connected. When the batteries are below 9 V, the S8 will prompt you to press the Boost Button, quickly jump starting fully-drained batteries.. FULL PROTECTION The S8 Ultra Jump Starter provides 10 comprehensive safeties, including reverse polarity, overcurrent, reverse connection, overvoltage, overcharge, overdischarge, overload, short circuit, lowhigh-temperature protection, and spark-resistance. It is also waterproof IP 65, dust-proof, and drop-proof.. WIDE COMPATIBILITY Equipped with multiple ports 5 V9 V12 V output USB-A port, 5 V2.4 A output USB-A port, Type-C inout port, 15 V DC port, this jump starter is a versatile power bank that charges various electronic devices and powers DC car accessories. Power anything from car vacuum cleaners to cellphones with the S8 Ultra Jump Starter.. CAREFULLY-CRAFTED DESIGNS The S8 Jump Starter was carefully designed to make jump starting vehicles an efficient and safe process. The smart battery indicators ensure ease of use while its high-quality internals ensure powerful performance. It also includes an integrated flashlight that makes nighttime operation easy with its 3 light modes..
Schumacher DSR115 DSR ProSeries Rechargeable Pro Jump Starter - 12V - Works with Semis Class 8 Vehicles - Includes DC/USB Power for Charging Phones and Tablets
COMPATIBILITY Professional grade jump starter that works with gas and diesel engines and heavy-duty trucks, class 8CE vehicles. MAXIMUM POWER Offers you 4400 peak amps for your gas or diesel engine as well as up to 750 cranking amps and 525 cold cranking amps of long-lasting power on cold days. EASY TO USE Includes simple digital display, onoff switch, reverse connection warning, and rapid charging feature. ACCESSORIES Durable metal clamps and improved, high-output AGM batteries. DURABLE Includes 2 AWG 60-inch cables and a rust-proof case.
2000A Battery Jump Starter 12V Auto Jump Starter 20000mAh Car Starter Jumper Power Bank Battery Booster Jump Starter Pack QC 3.0 Smart Jumper Cable for Truck up to 8.0L Gas/6.5L Diesel
Car Battery Jump Starter - 1800 Amp 12V 24V Heavy Duty Jump Starter, Works with Truck Tractor Excavator Automotive Engine Starter Battery Charger Booster Jumper Box with USB/DC Power Unit
Professional Heavy Duty Trucks Jump Starter Upgrade Powerful 12V24V Jump Starter, All-new design with extremely jump starter for powerful engines start. 12V24V Jump Starter is more powerful and stable than Ordinary 12V Jump starter. Emergency start your car due to lack of electric power or low temperature, Saving more money and time on Trailer roadside assistance. No restriction on car displacement, Jump start any vehicle at ease. Compatibility with Different Vehicle Types Powerful 1800Amp Peak instant 900 Amp, Compatible and Supports all gasoline diesel Engines in Emergency, Jump start all vehicle types, including cars, Motorcycles, ATVs, Boats, RVs, Vans, SUVs, Heavy Trucks, Agricultural Vehicles, Crane, Excavator, Tractor, Yacht. UltraSafe Strong Performance Lead-acid Jump Starter 20AH Rechargeable Lead-acid car jump starter Adapt to the harsher temperature test. Featuring high-discharge Lead-acid technology for safe operation in any climate. Car battery jump starter pack with Multiple protection of mistake-proof design, spark-proof technology, reverse polarity protection, Safely connect to any 12 volt24 volt automotive car batter. Jump starter Great for camping, outdoors, indoors, emergencies, travel, etc. Charge Everything with Multiple USB DC Ports Battery Booster with DC 12Volt 2 5V2.1A USB Charging Ports Widely used for Phone charging in wild camping, effortlessly power your favorite USB-DC devices, like phones, tablets, laptops, wearables, and more. Simple operation instruction interfaceBattery Car jump starter With bettery level indication, Charging Indicator, Emergency Outdoor Working Light. What You Get In The Box Warming Tips Multi-Function Portable Power Station Jump Starter Pack with USBDC Power, Heavy-Duty Jumper Booster Cable Clamps, AC Adaptor, DC Charging Cord. It's better to check and recharge the power station at the night of going outdoor. If you have any problem, Please contact us by email so that we can help you.
YaberAuto Car Battery Jump Starter 6000A Jump Box (All Gas/12.0L Diesel) Portable Car Jump Starter Battery Pack, 12V Car Battery Jumper with Extended Jumper Cables, 45W Fast Charging, 600 Lumens Light
START COMPLETELY DEAD BATTERIES Powerful and safe, press BOOST button, the car battery jump starter can instantly start your completely dead or low-voltage car batteries. 6000A peak current car jump starter especially for vehicles up to All gas 12.0L diesel engine. Start car with confidence every time. 45W TWO-WAY FAST CHARGING JUMP STARTER With 45W USB-C INOUT speed charging technology, the jump starter battery pack can be recharged from 0 to 100 within 2 hours, also fast power up your MacBook and laptops. This jump box for car battery standby for about 24 months, always ready to help you. 45W wall charger is not included. BEYOND A JUMP STARTER With USB-CPD45W, dual USB-AQuick Charging 3.0 output and 15V10A DC, this battery jumper starter portable can serve as a 26800mAh battery charger power bank to readily charge tablets, phones, air compressor, car refrigerators and other devices. ADVANCED DESIGN 600 lumens bright LED large lights, 300 wide-angle irradiation, the luminous area is 6-7 times than other portable car jump starter, 3 modes flashlightSOSstrobe for different emergency, light up for 96 hours constantly. Sturdy and durable shell prevents the jump pack from water, dust, drops.. SMART LARGE DISPLAY 3.3-inch LCD intelligent screen, easy to use, this battery jumper starter portable can detect and display the operational status, battery level, and possible error in real time, let you know everything of car jumper battery pack at a glance.. EXCELLENT MULTI-PROTECTION Thanks to 10 types of intelligent battery protection scheme and upgrated heavy-duty jumper cables kit for car, the car battery charger jump starter portable is 100 safe, free you from malfunction concerns like short-circuit or sparks.. WHAT YOU GET YabeAuto YA60 jumper pack 1 portable jump starter, 1 smart jumper cables, 1 USB-A charging cable, 1 USB-C charging cable, 1 DC cigarette lighter, 1 user manual, 1 portable EVA carrying case. We offer 2-YEAR FREE Warranty, Lifetime Technical Support, and 724 Customer Service..
NOCO Boost Max GB250 5250 Amp 12-Volt UltraSafe Portable Lithium Jump Starter Box, Battery Booster Pack, and Commercial Jumper Cables for Gasoline and Diesel Engines Up to 16-Liters
The Boost Max Series - Introducing our most powerful lithium jump starters yet. Designed for the largest, most challenging engine starts ever. With over 5250-amps of starting power, it can jump start gasoline and diesel engines up to 16-liters.. UltraSafe - Safe and easy to use battery jump starter pack without the worry of incorrect connections or sparks. Safely connect to any 12-volt battery with our mistake-proof design featuring spark-proof technology and reverse polarity protection.. Commercial Grade - It's commercial in every way. It jump starts almost every type of vehicle and equipment, including semi-trucks up to class 8, motorhomes, coaches, buses, mining, agricultural, construction, and vocational equipment - 6, 8, 12, and 16 cylinder - and more. Plus, an integrated digital battery voltmeter for enhanced diagnostics.. Beyond Portable - Jump starters this powerful typically are enormous and weigh hundreds of pounds, but our high discharge lithium technology makes it the most compact and lightweight design in the world - weighing a mere 15-pounds. And its portable carrying case makes jump starting more convenient than ever.. Multi-Functional - It's not just a lithium jump starter but also a portable power bank for recharging smartphones, tablets, and other USB devices, with an ultra-bright 600-lumen LED flashlight with seven light modes, including emergency strobe and SOS.. What You Get - GB250 12V UltraSafe Lithium Jump Starter Pack and Power Bank, XGC4 56W Power Adapter with Interchangeable 60-inch 1.5m AC Cords - Australia Type I, Europe Type C, North America Type A, United Kingdom Type G - XGC Kit, Max Protection EVA Case, and 1-Year Limited Warranty..
NOCO Boost Max GB251 3000 Amp 24-Volt UltraSafe Portable Lithium Jump Starter Box, Battery Booster Pack, and Commercial Jumper Cables for Gasoline and Diesel Engines Up to 32-Liters
The Boost Max Series - Introducing our most powerful lithium jump starters yet. Designed for the largest, most challenging engine starts ever. With over 3000-amps of starting power, it can jump start gasoline and diesel engines up to 32-liters.. UltraSafe - Safe and easy to use battery jump starter pack without the worry of incorrect connections or sparks. Safely connect to any 24-volt battery with our mistake-proof design featuring spark-proof technology and reverse polarity protection.. Commercial Grade - It's commercial in every way. It jump starts almost every type of vehicle and equipment, including semi-trucks up to class 8, motorhomes, coaches, buses, mining, agricultural, construction, and vocational equipment - 6, 8, 12, and 16 cylinder - and more. Plus, an integrated digital battery voltmeter for enhanced diagnostics.. Beyond Portable - Jump starters this powerful typically are enormous and weigh hundreds of pounds, but our high discharge lithium technology makes it the most compact and lightweight design in the world - weighing a mere 14-pounds. And its portable carrying case makes jump starting more convenient than ever.. Multi-Functional - It's not just a lithium jump starter but also a portable power bank for recharging smartphones, tablets, and other USB devices, with an ultra-bright 600-lumen LED flashlight with seven light modes, including emergency strobe and SOS.. What You Get - GB251 24V UltraSafe Lithium Jump Starter Pack and Power Bank, XGC4 56W Power Adapter with Interchangeable 60-inch 1.5m AC Cords - Australia Type I, Europe Type C, North America Type A, United Kingdom Type G - XGC Kit, Max Protection EVA Case, and 1-Year Limited Warranty..
NOCO Boost Pro GB150 3000 Amp 12-Volt UltraSafe Lithium Jump Starter Box, Car Battery Booster Pack, Portable Power Bank Charger, and Jumper Cables for up to 9-Liter Gasoline and 7-Liter Diesel Engines
Start Dead Batteries - Safely jump start a dead car battery in seconds with this compact, yet powerful, 3000-amp portable lithium car battery jump starter pack - up to 40 jump starts on a single charge - and rated for gasoline engines up to 9 liters and diesel engines up to 7 liters.. UltraSafe - Safe and easy to use car battery jump starter pack without the worry of incorrect connections or sparks. Safely connect to any 12-volt automotive car battery with our mistake-proof design featuring spark-proof technology and reverse polarity protection.. Multi-Function - It's a car jump starter, portable power bank, LED flashlight, and 12-volt portable power. Recharge smartphones, tablets, and other USB devices. It's easily rechargeable from any powered USB port in 6 hours at 2.1-amps. An integrated 500-lumen LED flashlight with seven light modes, including emergency strobe and SOS. Plus, a 12-volt, 15-amp outport port for powering any 12VDC devices, like tire inflators, inverters and more.. Advanced Design - Our most advanced portable car battery jump starter ever. Featuring high-discharge lithium technology for safe operation in any climate. A rugged and water-resistant enclosure rated at IP65. A rubberized over-molded casing to prevent scratching or marring of surfaces. Allows rapid charging in 2-hours via the vehicles auxiliary port. And an ultra-compact and lightweight design weighing just 7.5 pounds. Recharge your personal devices on the go, like smartphones, tablets, e-watches and more - up to 6 smartphone recharges. In The Box - GB150 UltraSafe Portable Lithium Car Battery Jump Starter Pack, Needle-Nose Battery Clamps, XGC Male and Female Connectors, XGC Cable, Micro USB Charging Cable, Microfiber Storage Bag, User Guide, 1-Year Warranty, and Designed in the USA..
Clore Automotive HT1224AGM 12/24 Volt Commercial Charger/Starter with AGM Batteries, 1 Pack
1, 400 cold Cranking amps in 12 volt mode. 800 cold Cranking amp in 24 volt mode. Automatic 7 amp x 2 channel battery charging system. Jump Start High Displacement Vehicles, Class 8 Semi Trucks, Construction Equipment and Farm Implements.. Ships with 2 group 31 AGM batteries installed.
Truck PAC ES6000 3000 Peak Amp 12V Jump Starter
Leading Manufacturer Of High-Quality Products. International Renown For Our Diverse Range Of Award-Winning Products. Fully Equipped With State-Of-The-Art Technology. All Products Have Been Designed With The Professional In Mind. Constantly Modernizing Our Powerful Devices To Meet The Demands Of The Modern User.
AUTOGEN 12V & 24V Jump Starter 10000Amp Lithium Iron Phosphate (LiFePO4) Battery, Booster Jumper Box with Smart LED Screen Built-in LED Light
POWERFUL COMPACT - AUTOGEN 12V 24V all-in-one smart jump starter delivers unbeatable 10000 Amp 12V system, 5000 Amp 24V - weighing 9lb, PJS500 saves 80 on weight and space from regular lead acid battery, makes it an portable tool for any garage, bus, construction sites or farm. LiFePO4 SAFETY BATTERY - AUTOGEN's revolutionary premium-quality Lithium Iron Phosphate Battery, being industrial-wide-recognized safest battery in the market has been the core safety assurance for PJS500. The ultimate choice for the reliability and safety. SMARTER DESIGN - Featuring complete automatic detection of 12V or 24V avoiding the complication or potential risk of 12V24V manual switch. PJS500 will not allow you to jump unless properly connected. Large digital screen prompts voltage output, working status and correct steps. Simply enjoy the smart and clear operation of PJS500. MULTI-FUNCTION - Dual USB charging ports, built-in 12V outlet for automotive equipment like air compressor, vacuum etc. Bright torch light with 3 flashing modes. RUGGED RELIABLE - Tough, rugged housing offers increased durability. We offer a 12-month warranty, 30-day money back, and 247 customer services.. NOTE - If you are not sure whether PJS500 jump starter can work for your engines, welcome to contact us and note your engine sizes, our professional technical team will help within 24 hours.. AUTOGEN PJS500 LiFePO4 battery has built-in BMS Battery Management System to protect it from overcharge, over-discharge, over-current, and short circuit with excellent self-discharge rate. Built-in high-temp cut off prevents charging over 167 F 75 C. Without memory effect, no matter what state the battery is, it can be used as soon as it is charged..