Lithium Batteries Flat Head 18650

Model Energy 3.7V Battery Type 18650?Lithium-ion Battery Nominal Voltage 3.7V Nominal Capacity 2600mAh Max. Charge Current 1C Max. Continuous Discharge Current 3C Internal resistance =25m? Charging Temperature 0~45? Discharging Temperature -20~55? Cycle life 1000+ Application Flashlight, Headlight, Power bank, Microphone, Radio microphone, Gamepad