SPECIFICATION: Name: Engraving Pen Color: Rose, Silver, Black Power: 10W Voltage: 3.7 V Application: engraving, carving, polishing, lettering, waxing, punching, cutting, DIY production Suitable material: for metal, wood, jewelry, walnut, peridot, body, magnolia, diamond, beads, glass, gemstones PACKAGE LIST: 1SET * Engraver Pen for Beginners Note Tips: 1.Please allow 0~1 cm error due to manual measurement. Thanks for your understanding. 2.Monitors are not calibrated same, item color displayed in photos may be showing slightly different from the real object. Please take the real one as standard. Customizer Professional Engraving Pen, Engraving Pen for Rocks or Stones, Cordless Engraving Pen for All Materials, Mini Engraving Pen, Customizing Engraving Pen, Customiser Engraving Pen, The Original Customizer Engraving Pen, Rechargeable Engraving Pen, Engraving Pen Kit, Custom Engraving Pen, Customizer Professional Engraving Pen, Engraving Pen Made for Diyers Unleash Creativity: Say goodbye to those old ways that make crafting tricky. You will create easily and make what you want in minutes, Featuring the included 30 bits, unleash your creativity and personalize on wood, metal, glass, ceramic and more Unleash Creativity: Say goodbye to those old ways that make crafting tricky. You will create easily and make what you want in minutes, Featuring the included 30 bits, unleash your creativity and personalize on wood, metal, glass, ceramic and more Low Noise: The sound of this cordless rotary tool is very low when working, even if someone is sleeping, he or she will not feel very noisy. Great for beginners and professionals to use anytime, anywhere to make unique creations that you like. Our metal engraver tools are easy to operate,Create a keychain, DIY a necklace or send gift with our kits Low Noise: The sound of this cordless rotary tool is very low when working, even if someone is sleeping, he or she will not feel very noisy. Great for beginners and professionals to use anytime, anywhere to make unique creations that you like. Our metal engraver tools are easy to operate,Create a keychain, DIY a necklace or send gift with our kits Speed Adjustment: The metal engraving pen is equipped with a high-quality motor. Adjust the speed in three gears, ranging from 5000 to 18000 r/min, to adapt to different situations. The lowest speed allows you to safely polish your nails, and the highest speed can also be used for metal carving