VCT VSD 3000W- Deluxe 3000 Watts Step Up/Step Down Voltage Transformer. Built In Voltage Regulator Stabilizer AC 110V-220/240V for Worldwide Use 3000 Watt Maximum Capacity, heavy-duty continuous use transformer Unit shuts off automatically when input voltage is out of range Unit resets automatically when input voltage is back in safe range Converts 110/120 Volt up to 220/240 Volt OR Converts 220/240 Volt down to 110/120 Volt.Built-in circuit breaker for manual restart. No need to replace fuses. 4 outlets on rear of unit. 2 are 220 volt and 2 are 110 volt. (outlets accept 3 or 2 prong US plugs and 2 prong Euro/Asian plugs)