Powerextra 5Pcs 3.7V 750mah Rechargeable Li-Po Battery with 5-Port Quick Charger.

Exact Replacement for MJX X400 X400W X800 X300C Sky Viper S670 V950hd V950str HS200W Quadcopter Drone.

Battery Size:0.39*0.98*1.69inch,Battery Weight:0.78oz;

Charger Voltage input: DC 5V; Voltage output: DC 4.2V; Charging 5 battery at one time, Over charge protection, Short circuit protection.Charger will charge most Molex plug RC Helicopter u0026amp; Airplane 3.7V 1S Batteries (Hubsan, Syma, UDI, WLToys quadcopter and helicopter batteries).

Package include:5pcs Powerextra 3.7v 750mAh LIPO Battery(JST plug),1*5-in-1 Charger,5* the white connector to JST wires.

n5Pcs 3.7V 750mAh JST Plug Lipo Batteries for MJX X400 X400W X800 X300C Sky Viper S670 V950hd V950str HS200WRC Quadcopters.
Battery Features:
• Capacity: 750mAh
• Voltage: 3.7V
• Single Battery Weight: 0.78oz
• Single Battery Size:0.39*0.98*1.69 inch

Retail package includes:
• 5x3.7V 750mAh LiPO rechargeable battery replacement, no modification needed!
•1x 5-Port Charger

Compatible with these models:
MJX X400 X400W X800 X300C Sky Viper S670 V950hd V950str HS200WRC

5-Port Intelligent Charger for 3.7V Lithium RC Batteries.
•Charge 5 Pack at one time.
• Overcharge protection
• Short-circuit protection
• Light weight and super easy to use

Charger Specifications:
• Input: DC 5V
• Output: DC 4.2V
• Size: 1.65 x 1.5 x 0.51inch
• Weight: 0.45oz (not including wires and package)
• Compatible with most Molex Plug RC Helicopter u0026 Airplane 1S Batteries:

LED Status:
• Red Lights on: currently charging
• Red Lights off: charging complete

CAUTION:
1)Please make sure that the size of the battery is suitable for your drone before purchasing!
2) On receving, please double check whether battery swelled up.If swelled up, do stop using or charging, and contact us in time.
3) Do not overcharge or over-discharge the batteries.
4) Do not charge batteries that are still hot or it might lead to fire or explosion. A fireproof safety bag is recommended for lipo battery storage/charge.