1Pcs KeepPower IMR 18500 battery 1100mAh 20A max discharge li-ion high drain battery 3.7V

Specification: Brand Keeppower Model IMR18500 Standard capacity 1150mAh Minimum capacity 1100mAh Rated voltage 3.7V Standard charging CC / CV, 220mA, 4.2V Standard discharge CC, 220mA, 3V Full charge voltage 4.2V, 10mA end-off current Discharge cutoff voltage 3V Fast charging current 1100mA Maximum discharge current 20A Maximum sustainable discharge current 10A Internal resistance Max 18m Charging temperature 0~45 Discharge temperature -20~60 Storage temperature -5~35 Life More than 300 charge and discharge cycles Size 18.5 x 50mm Weight 34g Features: 100%new and high quality 3.7V 1100mAh rechargeable 18650 li-ion Battery Suitable for flashlight torch and headlamp, etc. Package included: 1 x Keeppower IMR 18500 battery Tip:The charge cut-off voltage of this product is 4.2v. Please use the charger that meets the requirements. Many 4.35v chargers on the market are likely to cause overcharge of this product.