3.7v 600mAh 20C LiPo Battery 5pcs/lot for Udi U818a U815a Wl V929 V949 V959 Quadcopter Model number:3.7V 600mah 20C lipo battery color:silver Product size:63*18*7mm/2.4*0.7*0.2inch Suitable for:UDI U817A U818A U817C WLtoys V959 V969 V979 V989 V999 V929 V949 V212 V222 RC quadcopter