39Pcs Rechargeable Cordless Engraving Pen Set with Digital LED Display Multi-Function Rotary Tool for Car Repair and DIY Projects

39Pcs Rotary Sanding Tool with LED Digital Display Rechargeable Multifunctional Tools for DIY Sanding Polishing Drilling Features: 1.Powerful Motor Performance: Equipped with an upgraded high-torque motor, this portable cordless engraving pen delivers an impressive speed of up to 16,000 RPM, ensuring efficient with built-in professional-grade overheat protection and vibration reduction for safe, stable use. 2.Precise Speed Control: Featuring 6 adjustable speeds ranging from 6,000 to 16,000 RPM and a smart led display that shows real-time speed and battery status, this mini electric rotary tool kit allows you to easily tailor the power output and monitor usage for detailed craftwork and 3D printing projects. 3.Innovative Dual Rotation Function: Designed with a forward and reverse rotation switch, this rotary sanding tool provides enhanced control for both left- and right-handed users. It facilitates intricate engraving, polishing, and carving from any angle with increased flexibility and safety. 4.Hybrid Power Usage: Powered by a rechargeable 3.7V battery that supports continuous work for 60-90 minutes, this rechargeable multifunctional tool offers both cordless freedom and charging use through a universal type-c interface, proper for outdoor tasks or continuous work without waiting for full charge. 5.Versatile 39-Piece Accessory Set: This powerful engraving pens set includes carefully selected, attachments suitable for sanding, drilling, and cleaning. Ideal for post-processing 3d printed models and essential for hobbyists working on wood, plastic, resin, or light metal, all packed in a sturdy, well-organized carry case.Specification: Origin: Mainland China Material: ABS + Metal Rated Power: 8W Input Voltage: DC5V No-load Speed: Maximum 16000 RPM Battery Capacity: Built-in Lithium Battery (800mAh) Display: LED Digital Display Speed Gears: 6 speeds Cutting Diameter/Chuck Size: 3mm Weight: Approx. 350g Note: Due to different monitor settings and lighting conditions, the actual color of the item may vary slightly from the pictures. Thanks for your understanding! Please allow a 1-2 cm difference in measurements due to manual measuring.