18650 Rechargeable Battery, 3.7 Volt 2Pcs 3500mAh Genuine18650 Button Top Flashlight Battery for Headlamps, Doorbells, Handhold Fan etc (Blue)

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.

Yuntunele Upgraded Battery Replacement

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