This product is hight quality and good product and sale,welcome to our shop,any question We are factory wholesale,please feel free contact me,thank you. This all-in-one plug adapts provides power for use in more than 150 countries, so you never need to be at a loss for power again. It allows universal power outlets for laptops, chargers and similar devices and features a safety release button and built-in fuse to ensure safe operation. It doesn`t reduce or convert electrical voltage and is suitable for most consumer electronics ranging from 110V, Max 660W, up to 250V, Max 1500W and USB Max 2.1A 5V dc.