Battery type: 18650 Lithium battery Battery capacity: 36V-4.4Ah/6.6Ah/7.8Ah Charging time: 3-4 hours Cruising distance: 14/25/33KM Ground distance: 25MM Tyre size: 8.5inch Tyre type:Inflatable/Solid Speed of sport mode: 25km/h Power: 300W Mobile APP: Yes Product dimension: 1080*430*1140MM Product weight: 12.5KG Color: White/Black