TDN03Z- 636 1) Frame: Aluminium alloy, folding 2) Front fork: Alloy 3) Handle bar & stem: ZOOM, alloy, stem adjusted 4) Rims: Alloy black, silver side edge 5) Wheel size: 20"; 6) Derailleur: 7-speed SHIMANO 7) Brakes: Front/Rear V-brake 8) Motor: 250W, gear, brushless 9) Working style: Pedal assisted & throttle 10) Battery: 36V10AH, Lithium 11) Charging time: 4-5 hours 12) Mileage: 35-40 km 13) Speed: 0-24km/h 14) N. W.: 22KG(Within 4KG of battery weight); 15) G. W.: 30 KG Packing: 1 bike/CTN, folding Carton dimensions: 87*37*77 cm Conveyance: 114units/20';