The 
NUPROL LiPo Battery 2600mAh 11.1v 20c
 is a high-capacity lithium polymer (LiPo) battery designed primarily for high-performance airsoft electric guns (AEGs) requiring a nunchuck-style configuration and a small Tamiya connector. It offers high energy density for prolonged use. 
 
Type: LiPo (Lithium Polymer)
Voltage: 11.1 V
Capacity: 2600 mAh
Continuous Discharge Rate: 20C (52 A)
Burst Discharge Rate: 40C (104 A)
Configuration: Nunchuck/Twin Stick (split into two or three sticks to fit around obstacles)
Connector: Small Tamiya (Mini Tamiya)
Cell Count: 3
Dimensions (each stick): Approximately 13 x 21 x 128 mm 
Handling and Safety Warnings