Smart electric luggage is a Mobile charging station,External USB charging port, traveling outside, charge portable electronic devices<br/><br/>Product specifications:<br/>Opening size: 629X365X826mm<br/>Folding size: 489X365X580mm<br/>Volume: 29.3L<br/>Car weight: 14.5kg<br/>Packing weight: 18kg<br/>Maximum load: 90kg<br/>Internal structure: seperate zip pocket+repair pocket+energy storage pocket<br/>Maximum climbing angle: ~15°<br/>Lock type: TSA coded lock<br/>Applicable temperature: -10 ° C ~ 40 ° C<br/>Rear wheel: 8-inch inflatable wheel<br/>Material: shell ABS + PC aluminum alloy frame<br/>Front wheel: 6.5 inch motor wheel<br/>Smartphone support: IOS / Andriod<br/>Top speed: 10km / h<br/>Pull rod: three-speed aluminum rod<br/>Color: black / silver<br/>[Battery specifications]<br/>Battery capacity: 185Wh<br/>Charging time: 3h / 2h<br/>Battery type: lithium battery<br/>Battery voltage: 37V<br/>Removable: Yes<br/>Charging voltage: AC110V, 60Hz<br/>[Motor specifications]<br/>Motor size: 6.5 inches<br/>Number of motors: 1<br/>Motor weight: 3kg<br/>Motor power: 250W