【51 - Piece Multifunctional Precision Accessories Set】This engraving machine kit contains 51 high - quality accessories, which are suitable for detailed work on metal, wood, glass, and plastic. It includes 30 engraving bits, 5 saw blades, 1 connecting rod, 2 drill bits, 1 polishing bit, 5 nail - art grinding bits, 5 templates, 1 USB charging cable, and 1 cleaning cloth. Ideal for fine engraving, sanding, polishing, etching, and cutting, this set enables precise detailing on various materials. Whether you are a beginner or a professional, this kit can meet all your engraving requirements. 【3 Adjustable Speeds for Total Control】The engraver pen is equipped with an adjustable motor that offers speeds ranging from low (perfect for delicate tasks such as nail polishing) to up to 18000 r/min (ideal for metal engraving). With three - speed adjustment, users can select the optimal mode for different materials. Its ergonomic design ensures a comfortable grip, reducing hand fatigue during prolonged use. Thus, it is an excellent engraving tool. 【LED Light and Smart Power - Off Protection】Equipped with an LED light at the head of the pen, it enables clearer engraving work. For enhanced safety, this tool is equipped with a smart power - off protection mechanism: if the overload indicator light remains on for 2 seconds, the power will automatically cut off; press the power button again to resume use. This allows you to focus on your creations without worry. 【Long Battery Life & Convenient Charging】This portable engraving pen is equipped with a large - capacity 5V rechargeable battery that supports fast USB charging. A single full charge provides over 60 minutes of continuous operation, offering true wireless freedom. Whether at home or on the go, you can easily recharge it and fuel your creativity anywhere. 【The Perfect DIY Gift】As an all - materials engraving machine, this device is ideal for DIY enthusiasts. Its versatility and portability make it an excellent gift choice. Suitable for engraving on metal, glass, ceramics, leather, wood, and more, this tool unlocks limitless creative possibilities, allowing users to enjoy crafting anytime and anywhere. 【Friendly Service】If you find any missing accessories or encounter any quality issues after receiving the product, please contact us immediately. We always prioritize your satisfaction and will spare no effort to resolve the issue to your satisfaction. Color Black Voltage 3.7 Volts Brand Name iEGrow Style Name ART DECO Unit Count 1 Count Manufacturer iEGrow Model Number ep-0004 Power Source Battery Powered Minimum Speed 5000 RPM Item Dimensions 0.67 x 0.67 x 5 inches Included Components 1 Number of Batteries 1 Lithium Polymer batteries required. (included) Maximum Rotational Speed 18000 RPM Recommended Uses For Product Polishing Other Special Features of the Product Variable Speed