<ul> <li>Specification</li> <li>Product Name: Rechargeable USB engraving pen</li> <li>Color: Silver, Gold</li> <li>Size: 11.8 x 1.8 cm</li> <li>Power supply mode: USB charging</li> <li>Working rate: 10W</li> <li>Revolutions per minute: 5000-10000-18000 RPM</li> <li>Rated voltage: 3.7V</li> <li>Description</li> <li>USB rechargeable: This engraving pen is USB rechargeable. With up to 30 minutes of cordless use after charging, it can meet most needs for DIY projects.</li> <li>Intelligent power-off protection: Features a built-in overload protection chip that automatically powers off when resistance is too high, helping extend the tool's lifespan.</li> <li>Ergonomic design: Designed to be held like a pen, with an ergonomic trefoil handle and fingertip controls. The soft rubber-coated handle reduces fatigue for comfortable and precise operation.</li> <li>3-stage adjustable speed: Offers 3 adjustable speed levels (5000-10000-18000 RPM) to suit different materials and applications.</li> <li>Wide range of applications: Suitable for engraving, sanding, polishing, drilling, and cutting on various materials such as glass, wood, plastic, jewelry, ceramic, leather, and metal.</li> <li>Product list</li> <li>Standard version</li> <li>1 x Engraving pen</li> <li>30 x Sanding heads</li> <li>3 x Stainless steel cutting blades (22mm, 25mm, 32mm)</li> <li>1 x Handle pin</li> <li>2 x Drill bits</li> <li>1 x USB data cable</li> <li>Engraving version</li> <li>1 x Engraving pen</li> <li>20 x Sanding heads</li> <li>3 x Stainless steel cutting blades (22mm, 25mm, 32mm)</li> <li>1 x Handle pin</li> <li>16 x Engraving templates</li> <li>1 x USB data cable</li> </ul>