Battery connector:MX2.0 Plug,or called molex plug. Voltage:3.7V 1S, Capacity, 500mAh, Discharge rate: 25C, Dimensions:38*20*8mm / 1.45*0.79*0.31inch. Net weight: 11grams/0.39oz.
Charger spec: Input: USB 5V 2A,Output: 4.2V 0.5A*4. 4 charge port, it can charge 4 batteries at same time, Charge manual: Red indicator is solid when charging, red indicator is off after full charged.
3.7V 500mAh spare parts battery compatible with Syma X5 X5C X5C-1 X5 X5SC X5SW RC Quadcopter Drone.
3.7V 1S Rechargeable lipo battery suitable for Some H42 V931 S5C S5W SS40 CW4 T32 T5W FQ36 Remote control Helicopter Quadcopter Drone,which battery zie, voltage, plug all fit.
3.7V 500mAh Lipo battery fit for Some 4-Axis RC Quadcopter Helicopter Shark Boat, which plug,voltage and size fit.