About this item ⢠Battery Size:45 x 25 x 9mm, Battery Weight:16gram ⢠Volt:3.7V(1S), Capacity: 500Mah, Plug:MX-2.0 plug,Discharge Rate:20C ⢠Fits for Syma X5C cheerson CX30 skytech M68 BBS 868 RC Quadcopter ⢠USB Charge Cable With Short Circuit Protection, Overload protection, Overvoltage protection,0 Volt activation ⢠Customer Service: If Any technical support needed or question about our products.Please feel free to contact us, we will reply in 24 Hours