Key Features Sturdy and Durable: The product is made of high-quality aluminum alloy and 304 stainless steel, using spray molding technology, with high strength, wear resistance. Strong Power: The 40W brushless high-speed motor, with a maximum speed of 4000rpm, high-performance bearing, and high-precision rotor endow this product with strong power, which can work normally even under heavy loads and meet various commercial purposes. Adjustable Design: By turning the knob on the speed controller, you can select 9 speeds with a range of 0~4000rpm to meet your various vibration needs. Good Sealing Performance: The watertight sealing O-ring, 304 stainless steel protective cap, and one-piece sealing structure provide excellent sealing performance for this product to withstand harsh environments. High Safety: IP65 protection, Class F insulation, premium bearing that can withstand temperatures up to 356 ℉, and a large-channel cooling system are designed to ensure your safety in use. Application This product can be widely used in mining, metallurgy, coal, electric power, construction, medical, casting, food, grain machinery, and other fields. It can be used in large steel rolling equipment, large precision machine tools, mining winches, trams, shopping malls massage equipment, micro-vibration screens, 5D cinema game chairs, and so on. Specifications Model: HY-M0.4 Color: Silver, Red, Black, White Material: Aluminum Alloy, 304 Stainless Steel, Copper Surface Treatment: Spray Molding Motor Type: Brushless Pure Copper Motor Assembly Required: Yes Voltage: DC 12V/ DC 24V Power: 40W Current: 2.3A/ 1.8 A Noise: 60dB Protection Grade: IP65 Class: F Speed Gears: 9 FCKG: 25kg/55.12 lbs Speed Range: 0~4000rpm Maximum Speed: 4000rpm Maximum Temperature Resistance of Bearing: 180°C/356 ℉ Operating Temperature: -20-50°C/-4-122℉ Gross Weight: 0.9kg/1.98 lbs Package Size: 23*16*13cm/9.05*6.3*5.12 in Product Size: 11.94*7.6*7cm/4.7*2.99*2.76 in Package Included 1* Vibration Motor 1* English Manual Notes 1.Before use, please fix the motor with screws (not included) to avoid safety accidents, and remember to regularly check the tightness of the installation screws and dust on the surface of the vibrating motor. 2.Please confirm the motor model and installation size before purchasing. 3.Please note that the temperature rise of the motor increases gradually at elevations greater than 0.62 miles above sea level. 4.Please note that you should read the instructions carefully before use.