Yuntunele 18650 Replacement Battery 18650 Rechargeable Battery 3.7V High Capacity 3500mAh 18650 Button Top Battery for Headli

Versatile Rechargeable Power: This 3.7V lithium-ion battery from Yuntunele offers reliable power for a wide range of devices, including LED flashlights, emergency lights, portable electronics, headlamps, toys, remote controls, doorbells, solar lights, racing equipment, game controllers, and mini fans.
Extended Battery Life and Cycle Endurance: Designed for optimal performance, this battery reaches peak efficiency after 3-5 full charge cycles. With no memory effect, it can be recharged up to an impressive 1200 times, even when partially drained, ensuring prolonged usability and minimal waste.
Robust Safety Features: Built with six layers of protection against temperature extremes, short circuits, overcharging, and overcurrent, this battery maintains stability and reliability, making it a durable replacement for worn-out or faulty batteries. Proper storage in a cool, dry place further extends its lifespan.
Eco-Friendly and Safe: This environmentally friendly battery leaves no harmful impact on the environment, with a corrosion-resistant shell that actively protects the battery core. By eliminating the need for disposable batteries, it helps prevent unnecessary waste, while its large capacity ensures your devices stay powered without worries.