Top 6 Best Solar Car Battery Maintainer

Upgraded Intelligent Charger ControllerBuilt in internal protection system and smart fast charging Cooperate with Quality solar silicon material ensures high conversion and stable output, Generates at least 25-30more power than the other brand solar panels, and it even can charge your battery on cloudy days.. Comprehensive Battery Protection Solar car battery trickle charger fully protects the battery. The built-in blocking diode structure ensures no reverse discharge, overcharge, overvoltage, or short circuit. With LED charging indicators, you could easily tell if the solar battery charger is functioning well.. Stronger and More Durable The solar car charger adopts high-transparency glass, which is high-strength, impact-resistant, wind-snow-resistant low-iron tempered. And the sturdy ABS frame makes the solar panel more durable than others.Smooth surface, don't worry about scratching the vehicle. This waterproof solar battery charger needs no additional maintenance, extra long service life and durable.. Easy to Install and Use The outdoor solar battery maintainer is easy to install, and convenient to use, just insert it in the car power outlet, as known as the cigar lighter socket. Or just connect the solar panel to the battery with the alligator clips directly. The perfect chargermaintainer for any car, LiFePO, Lithium Ion, motorcycle, boat, tractor, ATV, farm equipment, and 12V batteries.. 12-Month Warranty The quality of your premium solar battery charger is guaranteed by CEROHS certifications and comes with a free 12-month warrantylifetime technical support If you have any questions, please contact us. Your suggestion helps us improve.

Light, Simple, Durable Lightweight and easy to carry. It weighs only 0.75 pounds and measures 7.45 x 13.19 inches. Made of waterproof and durable material, the panel is waterproof all over, designed for long-term use.. Excellent circuit protection Excellent safety circuit is built in the junction box, which can not only prevent the battery from overcharging and reverse charging but also protect and prompt the reverse connection of the circuit when the red light is on.. Plug Play Heavy-duty 2.1mm x 5.5mm DC plug with an extension cord. The accessories are complete, the installation is convenient, and no professional knowledge is required. There is no need for additional maintenance of the kit, no electricity bills, as long as it faces the sun, the charger will generate electricity to trickle charge the battery.. Applicable to all rechargeable 12v batteries As a solar battery charger and maintainer, it can safely maintain 12v batteries, such as wet batteries, gel batteries, SLA batteries, EFB batteries, AGM batteries and deep cycle batteries, etc., also suitable for Any car, motorcycle, truck, boat, tractor, RV, snowmobile, truck, etc.. 12-months warranty The solar panels you buy are of excellent quality, and come with a 12-month free warranty and lifetime technical support. You can contact us for any quality issues within 12 months Note Before measure the voltage, you need to activate the product by connecting to the load..

Plug play, work with diverse applicationsThis solar trickle charger comes with a quick SAE connection and 3 options for ring terminals, alligator clips, and cigarette lighters, to charge your batteries or automobiles easily, works with boats, SUVs, RVs, electric fences, accessory batteries, and more. Charge maintain all kinds of 12 batteriesThis solar trickle charger comes with DC adaptors for direct charge 12v batteries, able to work with multiple battery types, such as Gel, AGM, Flooded, and Lithium batteries, etc.. High efficiency, long service lifeRenogy panels use high-efficiency monocrystalline solar cells, and multi-layered sheet laminations enhance cell performance and provide a long service life.. Portable design, easy to installSmall in size and light in weight. Suction cups allow the solar trickle charger mounts easily to the windshield or dash.. Weather resistant, wider usage scenarios weather proof, and dustproof design, with a wide range of operating temperatures, guarantee efficiency anytime and anywhere, suitable for more equipment and scenarios..

Charge VisualizationThe indicator lights can help you understand the charging status the blue light is on put in the sun, the red light is on charging, and the green light is on charging is complete.A short circuit occurs and all three indicators are off.. Intelligent Protection Built-in charging microprocessor, improved charging algorithm, can provide overvoltage protection, overcharge protection, short circuit protection, etc. It can prevent reverse charging and can be safely used for charging and maintenance of 12V batteries.. Higher Conversion RateThe regular convex points of surface distribution are conducive to the secondary propagation of light, absorb the radiant heat of solar energy to a greater extent, and greatly improve the photoelectric conversion efficiency.. Widely Used The included 3-piece SAE cable kit is plug-and-play,it can be used for cars and 12V batteries. Comes with carabiner and suction cup to meet your different installation needs. Suitable for automobiles, RVs, motorcycles, ships,snowmobileetc.. More Durable The PET material can be waterproof and dustproof. A layer of epoxy board is added as a bottom plate, which is more sturdy the broken panel will cause the charging efficiency to decrease. You can contact us at any time if you have any questions..

SMART CHARGINGBuilt-in intelligent MPPT charge controller chip helps to regulate the whole charging, generating at least 10-20 more power than competitors. Smart 3-stages of charging algorithm is improved to better charge and maintain battery at a stable level for extended battery life.. FULL PROTECTIONSPrevent the battery from overcharge, over-voltage, discharge, and short circuit, reversed polarity protection, IP65 waterproof and spark-proof, the battery is fully protected. BEWARE OF SIMILAR CHARGERS WERE SIMPLY INTEGRATED A DIODE INSTEAD OF MPPT CHARGE CONTROLLER, IT WILL NOT PREVENT OVER CHARGE, WILL CAUSE IRREPARABLE DAMAGE TO BATTERY.. EASY TO MONITORThe LED indicator allows to visually monitor the working status and battery conditions. The charging will be cut off when battery is fully charged and resumed automatically when battery is drained, totally free maintenance.. ROBUST DURABLEMade of durable and strong ABS frame instead of PVC fabric, which could withstand high temperature and UV irradiation. The tempered glass help solar cells to stand high wind and load pressure, Windproof and rainproof, well built for years. BEWARE OF CHEAPLY MADE ABS AND FABRIC SOLAR CHARGERS WHICH ARE EASILY DISINTEGRATED BY UV AND MAY CATCH FIRE.. WIDE APPLICATIONSafely used as a solar trickle charger and maintainer for different 12V DC batteries including Wet Gel Cell, Deep Cycle,Flooded, Maintenance-free, AGM, Seal Lead Acid and LiFePO4 Lithium Battery. A variety of scenarios for car, boat, RV, trailer, marine, camper, lawnmower, motorcycle, jet ski, tractors, etc..

High Efficiency ChargingSUNAPEX 10W solar battery charger is made of more effective monocrystalline silicon material, which absorbs solar radiation heat to a greater extent. The power generated is at least 30 higher than other solar panel charger, which greatly improves the charging efficiency and speed.. Why Choose SUNAPEXThe Frame of SUNAPEX solar panel charger is made of FR-4 epoxy board, unlike solar panels with plastic frames, this material never deform or melt even at high temperatures. No worry about the solar panels being deformed and unable to be used.. Ungraded Intelligent ControllerWith upgraded Intelligent Charger Controller and charging algorithm,SUNAPEX 12 volt solar battery charger ensures no reverse discharge, overcharge, over-voltage, or short circuit,protect your equipment and personal safety.. Easy to Install and UseLightweight and compact design makes it easy to install and use.It comes with a quick SAE connection and 3 wiring ways Red is positive, Black is negative,widely used in 12V LiFePO4, Lithium batteries and DC charging equipment.Perfect 12V solar battery maintainer for cars, boats, RV,trailers, ATVs, and more.. Charge VisualizationSUNAPEX 10 watt solar trickle charger has three-color LED indicators that help visually monitor the working status. Solid blue indicates receiving sunlight and the output normal. Solid red indicates connected to the battery and charging. Solid green indicates the battery is full. No lights indicate a short circuit occurred.. Service and WarrantyThe quality of the SUNAPEX solar trickle charger is guaranteed by CEROHS certification and provided lifetime technical support and 12 -month warranty. Please feel free to contact us if you have any questions or doubts, we will respond within 24 hours..

More EfficientThe solar panel charger uses high conversion efficiency crystalline silicon material and high-strength solar energy glass ensuring high conversion rates and stable output. and it even can charge your battery on cloudy days.. More IntelligentThe portable solar Battery Charger builts-in an intelligent charging controller chip that prevents overcharging, reverse connection, short circuits, etc. Save energy with a built-in blocking diode that prevents reverse discharge, providing full protection for the battery and extending its life. The LED indicator lets you monitor its working state at a glance.. More Convenient The outdoor solar battery maintainer features a frosted surface that eliminates the need for film protection. Its also IP65 waterproof design, making it ideal for outdoor work, travel, or camping. Its compact dimensions 7.8in x 7.8in make it easy to use and store.. More PracticalThe trickle chargermaintainer comes with a Cigarette Lighter Plug Alligator Clips that prevents short circuits and which can charge all kinds of 12V batteries including LiFePO4, Lithium Ion, and lead-acid batteries. It's the perfect solar charger for car, motorcycle, boat, RV, etc.. More ProfessionalThe quality of premium solar battery charger is guaranteed by CEROHS certifications. We offer a 24-month warranty, 7x24 hours online QA, and lifetime technical support which stems from our confidence in the quality..

Simple and Very Easy to Use---The solar battery charger panel mounts easily to the windshield or dash and conveniently plugs into your car's 12 volt cigarette lighter Suction cup available with the solar charger. If you need a Quick Connection16feet Extension Cable SAE Connectors with Ring Terminal Adapters for this Sunway solar charger, please search the ASINB073158Q24.. Solar Panel Power up to 1.8W--This trickle charger will NOT overcharge your battery Keep your 12 Volt batteries topped up with this solar battery maintainer ,which helps to manage battery drain in all seasons. The amorphous solar panel works well even in cloudy days.. Stronger and Durable-This solar powered battery charger is Covered with ultra clear PV glass which is more efficient, and also with Durable ABS plastic housing which makes this solar panels charger more stronger.. For Any Rechargeable 12Volt Battery--This solar battery trickle charger is the eco-friendly way to maintain the charge of any car, truck, marine , motorcycles , tractors, ATVs, snowmobiles, boat and personal water crafts or RV 12 volt battery. Prevent Reverse Charging-- With build in blocking diode to prevent reverse charging. And with Blinking LED charge indicator when charging. And the solar charger maintainer Includes cigarette lighter adapter and battery alligator terminal clamps..

High Conversion RateThis 20W solar panel with monocrystalline A solar cell has an excellent cell efficiency of 21-30. Designed to charge and maintain 12V rechargeable batteries like LiFePO, Lithium Ion, AGM, SLA, GEL, EFB, MF, etc. Keep batteries in charged for trailer, tractor, truck, boat, motorcycle, RV, car, lawn mower, water pump, gate opener, electric fence, etc.. Built to Last Low-iron tempered glass surface and corrosion-resistant aluminum frame, make this solar panel 100 waterproof and rustproof, and provide the prolonged lifespan up to 25 years. This 12V solar panel can withstand all weather conditions such as sandstorm, strong wind, thunderstorm, blizzard, hail, etc. It can withstand up to 2400Pa wind pressure and 5400Pa snow load.. Smart Charge ControllerThe charging efficiency of this upgraded 8A controller is 20-30 higher than other controllers on the market. Its intelligent three-stage charging design effectively prevents the battery from overcharging, over-voltage and short circuit. It takes no power from the battery. You will clearly know the charging status of the battery through the two indicator lights on the controller.. Easy to Install Angle Adjustable- Equipped with a 360 degree angle adjustable mounting bracket. Helps solar panels always have the best angle to face the sun. Its very easy to install this bracket on the solar panel with pre-drilled mounting holes and needed screws. All cable connections are plug and play.. What You Get 1 solar panel 1 charger controller 1 mounting bracket 1 alligator clips 1 O-rings 1 set of mounting pieces. We provide one year warranty and lifetime technical support. 724 hours After-sales service ensures that your question is answered within one day..