USB Rechargeable & Battery-Free:The engraving pen for all materials comes with a highly convenient USB rechargeable design. Bid farewell to the hassle of constantly replacing batteries. Just plug the engraving pen into any USB port or power bank, and it gets up swiftly. This ensures you can engage in uninterrupted engraving work. Unmatched Precision & Control:Engineered with meticulous precision, this customized engraving pen offers extraordinary control and pinpoint accuracy. It empowers users to effortlessly craft intricate and detailed designs. The ergonomic grip of engraving pen guarantees comfort even during prolonged use. Comprehensive Engraving Kit:Our engraving marker pen is more than just a engraving pen. It includes an assortment of engraving tips. You can seamlessly switch between fine tips for creating delicate and elaborate designs and broader for covering larger areas, all without the need to buy extra tools. Endless Possibilities:This engraving pen made for diyers unlocks a vast realm of . Whether it's customizing jewelry to uniquely yours, personalizing various belongings, marking tools for easy identification, or exploring other applications, the possibilities are truly limitless. Cordless & On-the-Go Creativity: Boasting up to 2 hours of rechargeable battery life and USB-C fast charging technology, the cordless engraving pen gives you the freedom to create art wherever you are. It's cord-free, eliminating any tangling or restrictions. inch Product Name: Engraving Pen Specification:A:3690 Engraving pen+53pcs tool+D needle Colour:As Shown Material:Plastic + Metal Package Contents: 1 x Engraving Pen set 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.