This step-up and down transformer is an ac voltage converting device. Using it to convert the multi-kind net voltage into general output under which all the electronic equipment are in safe operation.This step up and down transformer can convert 110v to 220v and vice versa.
*3000watts
*built ~ in ac voltage selection
*built ~ in 2 flat pin or 2 round pin socket
*included a flat pin adaptor plug
*fuse protection