4Pcs Astrolux® C2150 5000mAh 3.7V 21700 Unprotected Li-ion Battery 15A High Performance Rechargeable Lithium Power Cell

SpecificationsNameAstrolux® C2150 3C 21700 BatteryBrandModelAstrolux® C2150Nominal Capacity5000mAhNominal Voltage3 7vDischarging Current15ADischarging Cut off Voltage2 50VCharging Current0 2CCharging Cut off Voltage0 02CInternal Resitance 10mΩSize Diameter21 7 ± 0 20 mm Size Length70 9 ± 0 20 mmNet weight73 ± 2 gOperate Temperature Charge0℃ 45℃Operate Temperature Discharge 20℃ 40℃Storage Temperature 20℃ 20℃Features Widely used in portable flashlights home tools toys camera portable DVD walkie talkie battery pack for e bikes PC drones power bankCautions 1 Do not dispose to fire or water2 Do not use it out of operating temperature3 Children should NOT use this product without a parent or adult supervisionPackage included 4 x Astrolux® C2150 5000mAh 3C 21700 Battery4 x Plastic Storage Case