Features:<br /><br />100% Brand New・ good quality<br />Material: plastic・ metal<br />Suitable for electric furnace・ water heater・ lamps・ small motor・ electric iron. etc<br /><br />Specification:<br />Input Voltage: 220V<br />Maximum Power: 2000W<br />Adjustable Voltage: 50-220V AC<br />Life span and easy installation.<br /><br />How to use:<br />Connect this device with lamp or home appliance in a series connection・ you can play a brightness adjustment・ speed・ pressure・ temperature control effect・ very convenient to use.<br /><br />Package:<br /><br />1 x Voltage Regulator