1. Specifications:
* Rated capacity:
  - Typical: 21Ah
  - Minimum: 20Ah
* Nominal voltage: 3.2V
* Cut-off discharge voltage: 2.0V
* Maximum charging voltage: 3.65V
* Internal impedance: 5ohms
* Standard charge method: 0.5C CC/CV
* Maximum continuous discharge current: 40A
* Maximum pulse discharge current: 60A
* Operating temperature:
  - Charge: 0 to 45degrees centigrade
  - Discharge: -20 to 60degrees centigrade
  -  Storage temperature: -30 to 45degrees centigrade
* Weight: 620 +/-20g

2. Packing:
* Dimensions (L x W x H): 71 x 28 x 180mm

3. We also can supply you IFR16340-400mAh, IFR18650-1400mAh, IFR26500-2200mAh, IFR26650P-2200mAh, IFR32600-3500mAh, IFR32650-4000mAh, IFR42110-11000mAh, IFR42120-12000mAh for car, motorcycle, HEV, PHEV etc

4. Applied fields:
* Communication equipment: PHS phone, interphone
* Information equipment: Notebook computer, PDA, portable fax, printer
* Electric tool: Powered drill, electric equipment
* Electric vehicle, electric motorcycle, E-bicycle
* Miner 's light, mining auto-tracking instrument
* Power solutions for solar energy storage, toys and other mobile products