1.electric bicycle kit(16"-28") 2.24-48V,250-1500W Load:180Kg ... (h)24/96Water proof GradeIP543:OPTIONAL BATTERY: BatteryLiMnLiFePo424V,36V,48V24V,36V,48V7Ah,10Ah,16Ah7Ah,10Ah,16AhAll battery is with BMS4:Throttle:Twist or thumb ... sensor Brake lever: Aluminum brakeOther available ebike diy parts: electric bicycle kit(24v/36v/48v 200w to 1500w)