Battery:lithium battery 4.4Ah. 36V Mileage per Charging:24KM Motor Power:350W*2 Wheel size:8 Inches Max Speed:12km/h Charging time:2-3Hrs Max Load:120KG Colors:Black, White, Blue, Red, Pink, yellow ,silver Gradeability:less than 25 degree Battery indicator:LED light indicator Net Weight:11.5kg Gross Weight:13kg Battery Type:Lithium ion Battery pack Tire type:inflatable tire