[Variable Speed Control & Versatile Accessories]: This product features a two-speed setting function, allowing you to adjust the reciprocating speed between 3,000 and 3,400 strokes per minute for precise control over your sanding task. The interchangeable sanding heads, including multiple specifications, enable you to tackle a variety of materials and parts with ease, ensuring a perfect sanding effect every time. [Battery-Powered Convenience]: The removable battery compartment accepts a single AA battery, providing high flexibility to work anywhere without the need for cords or outlets. This cordless design ensures unobstructed movement and maximum portability for on-the-go projects. [Quick Release System & Ergonomic Design]: With a quick-release mechanism, changing or securing the sanding bit is swift, saving you time and effort. The sander's curved body conforms to your hand, offering superior comfort and control during extended use. Its design and wireless operation provide unparalleled maneuverability. [Solid Construction & Wide Application]: Constructed with robust ABS material, the sander is built to withstand the demands of regular use. Suitable for various sanding tasks, from smoothing out rough edges to sanding detailed models, it is a versatile tool for model makers, hobbyists, and DIY enthusiasts alike., Weight: 0.17196056436 pounds, Manufacturer: Sunmeit