Specifications for WY-402: 1) Size (D x W x H): 360 x 950 x 850mm 2) Weight, without batteries: 31kg,with batteries: 42kg 3) Loading weight: max. 90kg 4) Speed range: max. 6km/h 5) Working hour (full charge): 4 hours 6) Incline capability: less than 10° 7) Max. obstacle height: less than an arc of 2cm 8) Sliding distance (after brake): less than 1m 9) Noise: less than 65dB 10) Power supply: a pair of series storage battery 2 x 12V, 17V 11) Motor power: 300W x 2 Packing: 85 x 38 x 100cm Conveyance: Qty/20\'\' FCL: 76pcs Qty/40\'\' FCL: 168pcs Qty/40\'\' HQ: 204pcs