Features: Experience precise engraving and carving with the wireless mini engraving pen, featuring a rechargeable battery, for various use on metal, glass, leather, wood, and plastic. This engraving tool boasts bidirectional rotation for flexible operation angles, lightweight ergonomic design, to tackle intricate detail in engraving, etching, or material removal tasks. Designed for mobile repair technicians, craft enthusiasts, and DIYer professional needing reliable, portable tool for delicate surfaces work like smartphone component adjustments or artisanal leather/wood carving. Ideal for creating permanent markings on jewelry, personalizing glassware, smoothing 3D printed objects, from metal surfaces in workshops, studios, or workspaces. The safety lock mechanism and heat dissipating design ensuring secure operation during prolonged use, while its splash resistance handles demanding projects across multiple materials without compromising precise. Specifications: Component:ABS Size: Approx.1.6x14cm/0.63x5.51inch Color:Red/Silver/Blue Battery: Lithium batteries Charging method: USB fast charging Speed: Forward rotation 18,000RPM / Inverse rotation 18,000RPM Power: 10W Weight: 45g Package Includes: 1pcs Electric Engraver note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you donot mind befores you order. 2.Due to the differences between different monitors, the picture may not reflect the actual color. Thanks for your understandings.