ACUPWR (TM) AJD-1400 Japan to USA 1400 Watt Step Down Transformer - Lifetime Warranty Up to $10,000 in Damage Cover. Designed and Manufactured in USA from the highest grade copper in the world. Safe for continuous use at 120% of the stated wattage! Accepts 200% power for short time usage. Auto shuts down on overload. Comes back on after a few minutes.