An electric furniture comprising a lead-acid battery, a driving motor, an embedded joystick, etc., using the power potential energy so as to control the direction of the rocker.
An electric desk and chair includes a lead-acid battery, a drive motor, an embedded joystick, etc., which uses electrical energy to make it a bit of energy to control the direction of the joystick.
An electric desk and chair includes a lead-acid battery, a driving motor, an embedded rocker, etc. it uses electric energy to make its potential energy and controls the direction with the rocker<br>