Product spec: Product dimension: 57.7 cm x 28 cm x 62cm Product color: white/black Tire size:11 inch Motor size: 6 inch Frame material: magnesium alloy Max Load: 100kg Net weight:15.2kg Max Speed: 15km/h Climb ability: 15 degree Range: 15-22 km Battery: lithium ion battery 58.8v 4ah Motor power :350wx2 Charger voltage: AC 100-240v 50-60hz Charger