Features Sturdy iron frame, strong and sturdy. Copper motor, powerful motor outputs wind stably. Motor has good heat dissipation performance and prolongs the service life of the product. Specification: Product Name: Centrifugal Blower Material: Iron, Copper Power: 40W,60W,80W,100W,120W,150W,200W,370W,550W Size: length * width * height: 40W: 13.6×11.6×18.8cm 60W: 14.9×12.2×20.8cm 80W: 15.3×12.4×21.8cm 100W: 16.5×14.4×24.5cm 120W: 17.5×15.9×26.8cm 150W: 18.5×18.4×28cm 200W: 19.5×18.4×30cm 370W: 22.5×22×39cm 550W: 26×24.5×43.5cm Customer Service: If you have any questions, you can contact us by email! There are also a variety of styles in the store, welcome to shop! As a professional seller, if you have any questions about the product, please contact us in time, and we will handle the problem for you within 24 hours.