Features: Flexible Engraving Tool: This radio whirling engraver works on 50+ exteriors including jewelry, wood, glass, and stone, making it perfect for artists and enthusiasts. Modifiable Pace Regulation: Features 3 speed settings (8000 21000 ) for precise engraving on different materials, with a ergonomic plan for comfortable handling. Quiet and Portablemail: Low noise action allows for undisturbed use constantly, everywhere, ideal for both novices and specialists. Smart Safety Security: Equipped with overburden security and auto close via USB Type CREATE charging, ensuring device safety and longevity. Finish Addition Sand: Includes 30 attachments for varied engraving needs, all in a thin (40g) and compact (125mm) plan for easy portability. Specifications: Product substancemail: ABS Toss extent: 2.35mm Toss depthelhello: 25mm Product speeducated: 12000/16000/20000 Product powerepeat: 10w Battery potentiall: DC3.7v Battery capacity: 500mAh Product weigheight: 40g Product lengthelhello: 125mm Product widthelhello: 17mm Package Includes: Engraving penx1 set note: Pay attention to the storage methods.