SANYO 20700 4250mAh 3.7v SINGLE Battery

The newest generation of rechargeable Li-ion batteries by Panasonic-Sanyo battery manufacturer.
Huge increase in capacity when compared to 18650 size.
This Li-ion 20700 battery is just 2 mm larger in diameter, and 5 mm longer than 18650 bare Li-ion cell.

Specifications:

Model/Part number: NCR20700B
Capacity:         
Minimum 4050mAh
Typical 4250mAh
Rated 4000mAh

Nominal voltage: 3.6V / 3.7V
Battery Type: Li-ion

Rechargeable: Yes

Min. - Max. Temperature:
Charge 10 to +45°C
Discharge -20 to +60°C
Storage -20 to +50°C

Charging:
Charging Voltage: 4.20V
Standard Charging Current: 2A (2000mA)
Method: CC/CV
Charging Time: approximately 180 minutes

Energy density:
Volumetric 659 Wh/l
Gravimetric 224 Wh/kg
Energy density is calculated using bare cell dimensions (without tube).

Dimensions (With tube-wrap):
Length Max. 70.3mm
Diameter Max. 20.35mm
Weight (max.) 63.0g
Manufactured by Panasonic-Sanyo

Positive terminal: Flat Top

External Protection: No, this is unprotected battery cell
Color: Red