Features:<br />Suitable for electric furnace・ water heater・ lamps・ small motor・ electric iron. etc<br />Connect this device with lamp or home appliance in a series connection・<br />you can play a brightness adjustment・ speed・ pressure・ temperature control effect<br />Life span and easy installation・very convenient to use.<br />Material: plastic・ metal<br /><br />Specification:<br />Input Voltage: 220V<br />Maximum Power: 2000W<br />Adjustable Voltage: 50-220V AC<br />Size: approx. 6 x 4.8 x 2.8 cm<br />Package Include: 1x Voltage Regulator