Stack brand voltage regulator and stabilizer **1000 Watt, new in box Original Japanese made **1500 Watt, used, clean . It maintains and protects devices from unstable electricity and in case of frequent power outages, and converts electricity from 220 volts to 110 volts and vice versa from 110 to 220. It has two 220 volt outlets And two 110 volt outlets Contact via WhatsApp or call 0566661863