The battery powered engine has a maximum speed up to 12mph and it provides one continuous hour of runtime per charge. The device allow user to ride on tis board or disconnect the board. The pulley could run while you are using skates, skateboard, etc.
Simply remove the battery and plugging it into a wall outlet. However, no detail on how long it takes for a full recharge.
The product comes with 1 year warranty and 30 day return period at opulentitems.com.
Price: USD1300.- [ including USD50.- shipping fee ]