With various accessories, this kind of electric grinder can be used to carve, polish, cut and polish a variety of materials. Thanks to its high machining efficiency, it is your ideal helper. Lithium batteries are equipped with electronic cell protection, which can prevent lithium batteries from being overcharged and improve battery life. 5 speed adjustment, speed from low to high, basic to meet different needs. The machine has a new appearance, fine workmanship, suitable for manual use, convenient and durable. The machine uses large capacity power battery, USB charging port design, supports fast charging. A machine with lighting, Kive for lovers of design can also be used for emergency lighting. It is ideal for carving and grinding materials such as wood, stone, peach pit, egg, crafts, glass, ceramics, etc. Manual carving, polished jade, stone, glass, wood, computer case, circuit boards, material drilling. Voltage: 3.7 V Load power: 35W Maximum current: 5A Speed: 3/6/9/12/15*1000rpm (3000-15000rpm) Clip Head Diameter: 0.5 ~ 3.2mm Delivery Quantity: 1pc Package Contents: Only the above package content, other products are not included. Size: 18*3.4cm (Reminder: The size is measured manually, please allow 1-2 cm measurement error) Color: orange (Due to different monitors and lighting effects, the actual color of the item may be slightly different from the color shown on the picture.)