frame: aluminous alloy motor type: brushless, with tooth and high speed motor power: 180 w dimension of tyre: 16 "*1.75 Max Speed: 20Km/h Load capacity: 75 Kg Run per charge: 40Km Recharge times: ≥ 560times charge duration: 4-8H front/rear brake type: frontV-brake rear rum brake N.W./G.W: 24kg/29kg Overall Size: 150*30*90cm Battery type: lithium iron phosphate Battery life: 360times transmission type: all electrigc 1:1power assist rated outpower: 180W date of put on sale: 2008/09