Product Features Durable and Reliable: Designed with small size and light weight for easy portability. Comfortable Grip: Enhances drilling control for convenient use. Versatile Grinder: Ideal for cutting, engraving, milling, grinding, polishing, disassembly, and drilling tasks. Intended Use Perfect for a variety of materials, including jade agate, nuclear carving, wood carving, aluminum grinding board, thin copper board, plastic board, particleboard, printed circuit board, and epoxy board. Specifications No-load Speed: 16,000 r/min Power Supply Voltage: 220V Variable Speed Mode: Non-variable speed Material: ABS Packaging Size: 200mm x 100mm x 50mm / 7.87" x 3.94" x 1.97" Package Includes Type A: Basic Set 1 x Engraving Pen 1 x Charger 1 x User Manual 24 x Accessories Type B: Polishing Set 1 x Engraving Pen 1 x Charger 1 x User Manual 96 x Accessories Notes Note that the actual color of the item may vary slightly due to monitor and lighting effects. Please allow a measuring deviation of 1-3 cm due to manual measurement.