Versatile Material Compatibility: The Resparked Engraving Pen is capable of engraving on a wide range of materials including metal, wood, glass, and plastic. This flexibility makes it ideal for hobbyists and professionals alike. Whether you're personalizing a piece of jewelry, creating custom on wood projects, or marking glassware for a special occasion, this engraving pen meets all your needs Precision and Control: Designed with precision in mind, this Engraving Pen Made for Diyers offers excellent control and accuracy, allowing users to create intricate and personalized engravings effortlessly. The ergonomic grip of Professional Engraving Pen Kit provides comfort during extended use, ensuring steady hands and consistent results Complete Engraving Kit: In addition to the pen itself, the Engraving Tool kit includes a variety of engraving tips, allowing users to achieve different effects and styles. This means you can switch between fine lines for intricate and broader tips for larger areas without needing to purchase additional tools. The engraving machine also features a carrying case, making it easy to transport and store all your engraving supplies Convenient USB Rechargeable Design: This engraving pen for all materials features a convenient USB rechargeable design, eliminating the need for batteries and providing a reliable power source for continuous use. Simply plug Engraving Pen Made for Diyers into any USB port or power bank to recharge, ensuring uninterrupted engraving sessions Endless Possibilities: From customizing jewelry and personal belongings to marking tools and equipment, the Engraving Pen Made for DIYers opens up a world of possibilities. Let your imagination run wild and leave a lasting impression with this powerful and versatile tool Clamping Range: 2.35mm/0.09inchChuck Depth: 25mm/0.98inch Speed: 5000-10000-18000 Power: 10WBattery Voltage: 4.2V Battery Capacity: 300MA Colour:Black Material:Metal Package Contents: 1set x Resparked Engraving Pen7 Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.