🔋Before Ordered: Different model of the RC Toys have different battery size , so when you choose battery, the first thing is to confirm the battery dimension and plug. Please check if your toys match the battery (voltage, dimension, plug SM-2P) 🔋Battery Specification: Battery plug: SM3P 3 pin black connector, plug end cross-seciont size: 0.32*0.2 inch/ 8*5.0mm. Red cable is positibe polar, black cable is negative polar. Battery size: L*W*H 69*36.5*18.5mm/2.72*1.44*0.73 inch 🔋7.4V 1300mAh Battery Application: Replacment Li-ion Battery for Huina 1575 1:14 Scale 26 Channel Remote Control Truck 2.4Ghz Alloy RC Dump Truck Construction Vehicle Toy with Grab Dump Truck. Also fifit for Stunt RC Car with Watch Control, DEERC DE60 D60 1/8 scale and 1/16 9500E Remote control cars 🔋 2Pcs USB Charger C.