1000watts Step Up and Stepdown Transformer

1000watts Step Up And Stepdown TransformerProduct details 1000 Watt Maximum Capacity Works as a Step UP Transformer and also a Step-Down Transformer - Just by flipping a switch! Step UP and DOWN Transformer: Converts 110/120 Volt up to 220/240 Volt while keeping output voltage steady. Step Down Transformer and Converts 110/120 Volt up to 220/240. Heavy-Duty continuous use transformer