Easy installation. The motor uses a pure copper core inside, and it is a double-bearing motor, which has a longer service life. The outer shell is made of metal materials. strong and sturdy. Wide voltage, with the stepless adjustment of the air volume, the air volume can be adjusted freely. It is used for casual barbecue, fire, small stove, gold melting furnace, and forging furnace to add air. Welcome and I wish you a happy life, my friend.