Product Description
18650-2S1P 7.4V 1800mAh lithium battery pack

1. High quality and competitive price
2. UL,FCC,CE,UN38.3 Certificate
3. OEM/ODM is welcome

Product Feature
1. General: Battery with safety circuit and wires
Cell: ICR18650
Weight: Approx. 290g

Product Specification/Models
2. Electrical Specification:
Nominal Voltage: 7.4V
Rated Capacity: 1750 mAh min, 1800 mAh typical
Watt-hour rating: 15.12 Wh
Charging Method: Constant Current + Constant Voltage
Max. Charge Voltage [V]: 8.40 (+/- 50mV)
Max. Continuous Charge Current: 1800 mA
Rec. Charge cut off: By current 36mA or timer 2.5h
Max. Continuous Discharge Current: 3600 mA
Rec. Discharge cut off: 6.0V
Exp. Cycle Life: 500 cycles above 80% of initial cap. (1C per 20 degree centigrade)
Cell protection Overcharge Detection: 8.35+/-0.025V (0.5 to 1.5 sec. Delay, resume 8.15+/-0.05V or per discharging current)
Overdischarge Detection: 4.60+/-0.05V (0.1 to 0.2 sec. Delay, resume 4.80+/-0.1V)
Overcurrent Detection: 3.6A to 4.5A (5 to 30msec. Delay per discharge)

Application
1. Cordless phones
2. Portable devices
3. Industrial equipment

Other Information
Ambient Conditions
Temperature Range - Charge: 0 to +45 degree centigrade
- Discharge: -20 to +60 degree centigrade
- Charge Retention/Storage [%]: 1 year at -20 to +25 degree centigrade 3 month at -20 to +45 degree centigrade
Humidity: 65+/- 20% RH