18650 Li-ion Rechargeable Battery 2600mAh 3.7V

Please note:

The color of the battery may vary due to changes by the manufacturer.
The negative terminal is the flat side of the battery. The positive terminal is usually the one with a slightly larger or raised contact point with cutouts.

Specifications

Nominal Capacity: 2,600mAh (0.2C, 2.50V discharge)
Charging Voltage: 4.20 ± 0.05 V
Nominal Voltage: 3.65V (0.2C discharge)
Charging Method: CC-CV (constant voltage with limited current)
Charging Current: Standard charge: 1,375mA
Charging Time: Standard charge: 3hours
Max. Charge Current: 2750mA (not for cyclelife)
Max. Discharge Current: 2,750mAh (continuous discharge), 8250mAh (not for continuous discharge)
Discharge Cut-off Voltage: 2.50V
Cell Weight (max. (g): 48g
Cell Dimension: Diameter(max.) : 18.40 mm, Height(max) : 65.00 mm,
Operating Temperature: (Cell Surface Temperature) Charge: 0 to 45°C, Discharge: -20 to 60°C
Storage Temperature: 1 year : -20~25°C, 3 months : -20~45°C. 1 month : -20~60°C