Conversion kit items 1. Motor Voltage: 48-72 V Power (Continuous Power) : 1.5Kwn Type: DC Brushless Motor Wheel Size: 10 inch Speed: 40 – 60km/h Torque: 30 N.mn Max. Working Temperature: 80 ℃n Waterproof Grade: IP54n Weight : 7 – 8kgn Efficiency : 85%n Warranty : 1Year* (Manufacturing defects)nn 2. Motor (Drive / Controller)● Compatible Voltage : 48v / 60v /72v● Rated current: 35An● Peak current : 65A● Max Power : 2.1Kw● Waterproof Grade: IP64● Regeneration : Yes● Type : sine wave● Warranty : 1Year* (Manufacturing defects) 3. Other included accessories : Combined throttle, LED switch, Controller wiring, Mounting bolts Recommended Battery (Not Included in Kit): Battery Voltage: 64v 24Ah : 40-50 Km travel in single charge & Speed: 40-50 Km/hr 74v 25Ah : 50-60 Km travel in Single charge & Speed: 50-60 Km/hr We also make customize battery and have chargers also.