URGENEX 3.7V Lipo 850mah Rechargeable Lipo with JST Plug X5 Charger for MJX Syma Holy Stone Sky Viper RC Quadcopter Drone X56W X400 X400W X300C X400C X800 HS110 HS200 S670 V950hd S1750 V2450

✈Application: URGENEX 850mah 3.7V Li-Po batteries will fit for MJX Syma Holy Stone Sky Viper RC Quadcopter Drone X56W X400 X400W X300C X400C X800 HS110 HS200 S670 V950hd S1750 V2450(Only if the voltage, dimension and the plug match, then it will fit).
✈Parameter: Size: 43.8*24.6*9.6mm/1.7*0.96*0.37inch; Weight:19g/0.67oz; Capacity: 850mAh; Volt: 3.7V.
✈Plug: JST Plug. Please noted that you should confirm your drone dimension and connector plug both are same as URGENEX batteries.
✈More Power: Deliver power when you need it. URGENEX RC lipo pack deliver a discharge rate to push your RC drone fly time to the peak of its abilities.
✈Convenient & Safe: Our high technology enables quick & constant charging at anytime, and no cell memory effect so that you do not need to full discharge before recharging. All of our RC lipos are available use at anytime.