1.[RechargeableandIntelligent Power-off]-Our engraver tool for metal is rechargeable,come with USB cable.The micro engraver pen is built-in protection circuit board and intelligent overload protection chip.When the working resistance is too large,it will automatically cut off the power to prevent from damaging the engraving pen.Really to use. 2.[Low Noise and ]-This electric engraver is low noise when it works.No need to worry about it will affect the family's rest.The body of our etcher engraver tool is light and small.You can carry it everywhere.Super easy to use and is perfect for both beginners or professionals.This is a portable engraving tool that lets you customize everyday objects to create one-of-a-kind,personalized accessories and gifts. 3.[Adjustable Speedand]-Power up to 25W while working,3 levels speeds can be adjustable from 5000-25000 r/min for different materials.Improved high performance 25000RPM motor to provide better control and handling over similar competitors with many other motors in market.Features a durable,lightweight aluminum frame and ergonomic grip to give you precise fingertip control. 4.[Wide Applications]-Our electric engraver works with precision and comfort on nearly any surface, including glass,metal,wood,plastic,leather,jewelry and much more!Endless applications included engraving tools,sporting goods,toys,phone chargers and the delicate jewelry,watches and glassware.Also practical as a wood engraver or part of a metal engraving kit Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Sold by-YJL official store