Features:
3.7V 280mAh lipo battery; enough capacity and safe to use.
4 in 1 battery charger saves a lot of charging time.
Over charge for protection for every charging port.
Charging indicator tells the charging status of every pieces.
A good replacement for you to enjoy more flying experience.
Compatible with TECHBOY TB-802 GoolRC T100 FQ17W RC quadcopter.