HOOVO 2S Lipo Battery 2200 mAh 7.4 V 50C SoftCase Short Pack Battery...

2S RC battery application: 2S 2200 mAh 50C SoftCase Lipo battery, compatible with RC plane, RC helicopter, RC car, RC truck, RC boat, drone, FPV, 1/16 car RC car, RC plane, 3D EPP plane, small helicopter.

eBay