MJX T04 T05 T25 M03 RC Helicopter Parts 1000mAh 3.7V Li-Poly Battery Remote Control Toys Parts Item Name: 1000 mAh 3.7V Lipo Battery . Usage:For MJX T04 T05 T25 M03 RC Helicopter . Size:50*30*10mm . Package Included: 1 x 1000 mAh 3.7V Lipo Battery .