250W motor.Controller,Charger,Throttle grip,Brake lever,Battery 24V 8ah or 36V 10Ah Lithium battery , For europe market BatteryMotor WheelWeight24V-10Ah Lithium ... circuit PAS:1:1 Intelligent assistant system Controller:Yuanlang 24v/36v intelligent brushless controller Charger:AC 100-240v 2 amps smart ... control (no throttle for EU) DIY electric bike conversion kits 250W-350W