1) Wheel size: 18 x 2.5
2) Max. load: 140kg
3) Max. speed: Europe: 25km/h; Canada & USA: 32km/h
4) Running distance: <60km
5) Climbing angle: 8-10 degree
6) Battery: a) 36V12Ah or 48V12AH
b) Sealed maintenance free lead-acid battery
7) Motor: brushless 180W / 250W /350W /500W
8) Charger a) AC 220V / AC 110V b) 50Hz / 60Hz
9) Charge time: >6 hours