1Powerful, can be used for engraving, polishing, drilling and cutting, you can enjoy the fun of DIY. 2Made of all metal material, strong power, durable, corrosionresistant, and durable. 3The clamping range is between 0.53.2mm / 0.02& 8209;0.12in, with allmetal precision chucks, precise and durable, high concentricity, and stable speed. 4The body adopts an allmetal shell, which is resistant to fall, wear and color, beautiful and practical, moderate in thickness, flexible and changeable with onehanded operation, and comfortable in hand. 5Can be used for carving and polishing antiques to meet various functional requirements.Condition: 100% Brand New Item Type: Electric Engraving Pen Material: Plastic + Metal Color: Black Size: Approx. 200 x 28mm / 7.9 x 1.1in Purpose: Miniature Mini Polishing and Cutting Grinder, Electric Drill Pen, Engraving Pen, Electric Rechargeable Electric Grinder Battery: Lithium Battery 18650 2000mAh,About Two Hours of No-load Use(included) Function: Charge and Plug Dual Purpose, Long-lasting Battery Life Charge: Smart Charger, Automatic Power off when Fully Charged Light: Red Light when Charging, Green Light when Fully Charged Output Voltage: 3.7V Speed: 15000r/min Clamping Range: Approx. 0.5-3.2mm / 0.02-0.12in Switch: Touch Switch Scope of Application: wood/bodhi/amber/jade, etc., carving, polishing, cleaning, polishing, drilling, cutting, etc... 1 x Engraving Pen 1 x Dock Charger 1 x Charger 1 x Battery 1 x Hex Wrench 1 x Packing Box (with Built-in Buffer)