AC 0V-220V continuously adjustable, zero hysteresis, zero latency, superior heat dissipation.Can be used in many places, such as electric furnace, incandescent lamp,baking lamp, PTC heating plate, electric iron, electric blanket, axial fan etc.Plug Type:AU Plug,it applies to Australia and so onUsed for:1: Fan speed control2: Electric furnace water heater temperature control3: AC motor speed control4: Adjust the brightness of the lightsNote that the load must be connected to adjust the voltage.[Instructions]:Use the voltage regulator in series in the circuit, and connect the voltage regulatorand the table lamp and electrical appliance in series in the circuit(that is, disconnect any one of the live or neutral wires from the table lamp,electrical appliance, etc., and connect it to the "product" wiring)It can be used on the terminal), turn the knob cap, you can adjust the light,speed, temperature and pressure; the operation is simple and convenient.Material:plasticcolour:As ShownPackage Contents:1 x Speed ControllerOnly the above package content, other products are not included.Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.