Motor: Brushless motor Raded Power: 300—500 W Battery sealed lead acid 48V/20A, 12V*4*20A Chargers input voltage: 110V-240V AC Max. speed: 40-50Km/h Run distance before recharge: 60--70Km Wheel diameter: 22 inches Rated load: 150Kg Classical model: beautiful style, Guigui electric bicycle Safe switch automatic protection Comfortable and luxurious seat Three power timing system Drum brake system Luxurious lamp Rock suspension of front tyre