1. : Its 2100W high power and powerful all copper motor make the concrete mixer rotate faster up to 800rpm, so it can efficiently finish mixing concrete in a shorter time to save your time and ensure great homogeneity of the concrete. 2. Adjustable Speed: The concrete mixer can adjust the speed of 6 gears, which can easily meet the mixing of different materials. You can turn the speed control switch to adjust the required speed. 3. Premium Material: The high quality iron galvanized rod head and special alloy gear make the concrete mixer wear resistant and have a long life. The handpiece is made of aluminum, which is sturdy and durable and is not easy to crack. 4. Low NoiseGood Heat Dissipation: The all copper motor runs very smoothly and makes little noise when operating. The machine is designed with multiple holes to ensure that the motor can dissipate heat for a long time, preventing burns and prolonging the life of the motor. 5. Large Work Area: 23.62 length of this rod is convenient for you to work in a big area, and finish different projects. Moreover, with a 1.8m/5.92ft power cord, you don't have to worry about an outlet being too far away.