Compatiable for The Remote Control Rc Car Spare Battery work for Wltoys cars 12401 12402 12403 12404 12423 12428 Series Battery volts:7.4V Battery capacity:1500mAh,Charge Plug:JST-XH,Discharge Plug:T Connector Rechargeable Li-ion Battery ,High power and high capacity,High quality and safety in performance,low self-discharge/no memory effect/eco-friendly Charging Time:About 150 mins,Fast charge and discharge rate for your requirements,Using time: 8-10 minutes,Easy to install and convenient to use 100% brand new and quality guaranteed, if you have any issue or need further assistance about this Battery, Contact with us .