Specifications: Powerful 130W motor: allows working with all accessories and attachments comfortably. 5 steps speed settings (10000-37000/min): making it be the ideal multi-function tool for first time users to do most DIY and hobby projects. Can connect the flexible shaft and cutting guide make job easier. Item Name: Electric Grinder Power: 130W Rotational Speed: 10000 - 37000/Min Voltage: 110V(US), 220V(EU) Collect Standard: 3mm/0.12"" (Approx.) Cable Length: 3m/118.11"" (Approx.) Notes: Due to differences in lighting and screen settings, the color of the project may be slightly different from the picture. Due to different manual measurements, allow for slight size differences. Package Included: 2 x Polishing Heads(Random Type) 1 x Carbon Brush 1 x Wrench 1 x English User Manual