Product parameter Type name: 3-speed-Drill Battery:700MAH Lithium Battery Charging time:2hour Clamping range: 1-3mm Speed:0/5000/10000/15000rpm/min EngravingOutput Voltage: 3.6V Rated Input Power: 22W Rated Voltage: 110V~220V USB:micro USB charging Grinding, sanding, cutting, engraving, milling, polishing, and drilling all purpose in one tool. This mini rotary tool kit is a perfect gift for handcraft enthusiasts! MAIN FEATURES * Multipurpose Perfect electric grinder for cutting, engraving, milling, grinding, polishing, rust removal, sanding, and drilling. The grinder engraving kit is neceary for DIY carving and grinding. * Wide Application Suitable for jade agate, nuclear carving, wood carving, grinding aluminum plate, thin copper board, plastic board, chipboard, printed circuit board, and epoxy board. * Durable And Reliable Small volume, lightweight, easy to carry, comfortable grip handle, offers better control while drilling, convenient to use. * 3-Speed Adjustable There are 3-speed modes, 5000r/min, 10000r/min, and 15000r/min to meet your various needs. It has strong mobility, easy to control, and is not easy to stall. * Convenient to Use The cordle design makes it more convenient to use and not interrupted by power cuts. It can help you complete different procees and work efficiently. SPECIFICATION Main Material: Metal Power Supply: Battery Voltage: 3.6V Battery Capacity: 700mAh Charging Time: 2-3 Hour Use Time: Approx. 60 Minute Clamping Range: 1-3mm Product Weight: 100g Color: As Shown Package Includes: 15/50pcs * Pousbo Mini Rotary Tool Kit NOTE Please allow slight measurement deviation due to manual measurement. Due to the different monitor and light effects, the actual color of the item might be slightly different from the color shown in the pictures.