Product overview
The Guangpeng Fly-Power 3.7V 2600mAh 18650 is a cylindrical lithium-ion battery with a button-top terminal. Its 18650 lithium-ion cell has a rated voltage of 3.7V and a rated capacity of 2600mAh. The battery measures 18.5mm in diameter and 68.5mm in height, with an approximate weight of 50.0g. Continuous discharge current is 2.0C (5200mA), with a discharge cutoff voltage of 2.75V. The operating temperature range for discharge is -20 to 60ºC.
CC/CV charging uses a standard current of 0.2C (520mA), a charging voltage of 4.2V and a termination current of 52mA. Fast charging uses 0.5C (1300mA), while maximum charging uses 1.0C (2600mA). Approximate reference charging times are 7 hours for standard charging, 3 hours for fast charging and 1.5 hours for maximum charging. Charging operates from 0 to 45ºC. Storage temperatures are -20 to 60ºC for less than one month and -20 to 45ºC for less than three months.
