Top 6 Best 3.7v 18650 Rechargeable Battery

3.7v 18650 Lithium battery Compatible with headlamp, toys, doorbells, cameras etc..

Safe and UniversalUNIVERSAL BATTERY CHARGER--Can charge for different types of DC 3.7V cylindrical lithium batteries 10440, 14500, 16650, 14650, 18350, 18500, 16340, rechargeable batteries.For use with IMRLi-ion Rechargeable batteries only. Do not attempt to charge primary cells such as Alkaline, Zinc-Carbon, Lithium, CR2 or any other unsupported chemistry.. Multiple protectionComes with special charge and discharge management circuit. With multiple security protection settings, the charger can effectively prevent reverse, short circuit, overcharge, over discharge, over-current damage to the battery, which makes users using the product without any safety concern.. Charging displayThis Battery charger with RedGreen led light display, And the charger will display the status of each rechargeable battery when charging, Automatically detects battery power status and displays charging progress, and automatically stops charging when complete.. Customer ServiceIf there are any questions or quality problems please feel free to contact us for more support.. Compatible Devices Rechargeable battery for flashlights, headlights, fans, digital cameras, children's toys, radios, speakers, surveillance equipment..

Safe and UniversalUiversal Battery Charger--Can charge for different types of DC 3.7V cylindrical lithium batteries.You Will Get 1Uiversal Battery Charger218650 button top battery. Multiple RrotectionComes with special charge and discharge management circuit. With multiple security protection settings, the charger can effectively prevent reverse, short circuit, overcharge, over discharge, over-current damage to the battery, which makes users using the product without any safety concern.. Charging DisplayThis Battery charger with RedGreen led light display, And the charger will display the status of each rechargeable battery when charging, Automatically detects battery power status and displays charging progress, and automatically stops charging when complete.. Compatible DevicesStandby power supply for flashlights, headlights, fans, digital cameras, children's toys, radios, speakers,camcorde, surveillance equipment.. No Standalone lithium batteries are sold with the product.

DimensionFlat Top size 651818mm2.560.70.7 inch.Please confirm whether the battery size and battery type before purchase. High PerformanceProvides 3500mAh real capacity. After professional battery life test, our battery life is 20 longer than the same capacity battery.Make your device work longer. 1000 Battery CyclesSupport up to 1000 charging and discharging cycles without memory effect.Efficient and long-lasting battery provides reliable power support for your daily use and emergencies. Multi-ApplicationThis long-lasting 18650 battery is compatible with versatile devices, such as headlamps, flashlights,,doorbells, small fans, remote controls, alarm clock, and other necessary devices. Service GuaranteeIf you have any questions, please feel free to contact us, we will answer you as soon as possible.You have the right to return or replace the battery within 30 days without a reason.

Note No Battery Only Charger Only for Lithium -ion Rechargeable Battery,Not AA or AAA Battery,Not NiMH BatteryLi-ion Universal ChargerSuitable for flashlights headlamps batteries. Compatible with 3.7v li-ion rechargeable batteries. Such as Li-ion

Compatible with LED flashlights, emergency lights, portable devices, headlamps, toys, remote controls, doorbells solar lights, racing, game controller, ,mini fan and other electronic devices.. Extended Battery Life For optimal performance, we recommend charging the battery fully before initial use. It will reach peak efficiency after 3-5 full charge cycles. With no memory effect, this battery can be recharged up to an impressive 1200 times even when partially drained, ensuring prolonged usability.. Battery Protection Built with six layers of protection temperature control, short circuit prevention, overcharge safeguard, and overcurrent defense our battery maintains stability and reliability. It's a high-performance, durable replacement for worn-out or faulty batteries. Store it in a cool, dry place for extended life.. Eco-Friendly Safe Our environmentally friendly battery leaves no harmful impact on the environment. Its corrosion-resistant shell actively protects the battery core, thereby extending its lifespan. By eliminating the need for disposable batteries, it helps prevent unnecessary waste. Moreover, the absence of memory effect coupled with its large capacity ensures your devices stay powered without worries.. Committed After-Sales Support These rechargeable batteries have undergone stringent quality tests to guarantee normal usage. We assure you of their reliable quality and durability. Should you encounter any issues, feel free to contact us anytime, and we promise to provide a prompt solution. Enjoy a 24-month shelf life along with our complimentary return and exchange service..

Intelligent four-slot battery charger The USB cable charger can be connected to the mobile phone charger, computer, etc., for charging, easy to carry. Red light when charging, green light when full.. Durable rechargeable suitable for electronic devices, such as doorbells,LED flashlights, emergency lights, portable devices, headlights, toys , remote controls, etc.. 4 Bay 18650 charger 4 channel can be individually for 26650, 18650, 18600, 14600, 14500 batteries, or for multiple battery charge same type.With multiple security protection settings, the 4 Bay charger can effectively prevent reverse, short circuit, overcharge, over discharge, over-current damage to the Li-ion battery. Universal USB interface The working voltage of the battery charger is 5V, USB charging can help travelers recharge their lithium-ion batteries anytime, anywhere, especially if you don't have enough outlets.. Warm After-sales Service If you find bump damage product, please contact our email as soon as possible, we will responsible for replacing all quality related issues..

Compatible Devices Rechargeable battery for flashlights, headlights, fans, digital cameras, children's toys, radios, speakers, Camcorders surveillance equipment. the product excludes the sale of restricted Standalone lithium batteries.. Customer ServiceIf there are any questions or quality problems please feel free to contact us for more support.. Compatible Devices Rechargeable battery for flashlights, headlights, fans, digital cameras, children's toys, radios, speakers, Camcorders surveillance equipment..

SL-B26 protected Li-Ion rechargeable battery pack with built in Micro-USB charge port. Micro-USB input charges in 5 hours or charge with optional 8-unit bank charger. Integrated safety circuit protects battery from over-dischargeovercharge. Charge status indicator. Micro-USB input charges from Streamlight ACUSB adapters and most other USB sources but is not included with this purchase.