(1) Host, that is the main controller.
(2) Power switch
(3) LCD display: display settings speed, the actual running speed, running back and forth and the air pump, and stop functions.
(4) Mobile phone connector: connect the phone.
(5) Treadons the coupling: Connection foot pedal.
(6) Establishes the pressed key: Hypothesis handset rotational speed, from 1000-3500R/Min adjustable.
(7) Air pump button: Treads this button, the air pump movement. Treads this button again, the air pump stops. This function has the demonstration in the liquid crystal box.
(8) Reciprocation button: Treads this button, treads, the reverse random footboard again, on the handset cuts the cutting tool reciprocation movement, this time in the liquid crystal box has the reciprocation inscription demonstration and the rotational speed demonstration.
(9) Reverse footboard: Treads this button, on the handset cuts the cutting tool reverse revolution. In the liquid crystal box has the reverse inscription demonstration.
(10) Clockwise footboard: Treads this button, on the handset cuts the cutting tool forward revolution. In the liquid crystal box has the clockwise inscription demonstration.
(11) Handset: Installment cutting cutting tool.
(12) cutting tool
(13) Foot pedal segment: Between foot pedal and main engine's ties.