[Cordless USB Charging]This electric engraver pen comes with a TYPE-C charging port for fast charging in multiple conditions. It can be used continuously for 1 hour at the first speed, or you can use it while charging.[One Button to Adjust]You can flexibly adjust the speed according to the needs of carving. There are 3 gears with speeds of 5000-10000-18000 r/min. This metal engraving machine works with low noise, so don't worry about disturbing others.[Intelligent -Off]Our cordless engraving pen is equipped with a built-in overload protection chip. When the load resistance is too high, it will automatically cut off the for self-protection to avoid damaging the motor, thus prolonging the service life.[Portable and Flexible]The etcher engraver tool is compact and weighs only 0.088 pounds, you can carry it around with you. Made of durable and lightweight aluminum, the ergonomic design of the pen body provides you with precise fingertip control.[Wide Applications]This etching pen is easy to use , especially for beginners. We provide 35 bits and 16pcs Stencils to support you in engraving, etching, drilling and cutting on metal, glass, jewelry and other materials. Come and enjoy a relaxing crafting time Colour: goldMaterial:MetalPackage Contents:1 x electric engraver pen kitOnly 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.