18650 3.7V Replacement Rechargeable Battery

【Battery Size】 67*18*18mm/2.64*0.71*0.71inch; 2200 mAh. NOTE These are 18650 rechargeable batteries BUTTON TOP, please check carefully before purchasing !!!).Please confirm whether the battery model required by your device. 【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.