1,High Capacity Battery Pack BP28
2,Capacity:4400mAh
3,Output Voltage:3.7 to 4.2V
4,Weight:128g
5,2*18650 Rechargeable Li-io

Model: High Capacity Battery Pack FEREI | BP28

Specifications of BP28:

Size: 87.2mm*42.3mm*24mm
Weight:128g
Capacity: 4400mAh
output Voltage: 3.7 to 4.2V

Features of BP28:

* Professional lithium battery power pack , used for Bicycle Lamp B3/B5/B9 or Headlamp HL08.                                                                    

* extend 3.5 DC Jack and OD5.0mm cable .
* 2x18650 Li-ion battery inserted with protection circuit board.