Cordless USB Rechargeable Electric Engraving Pen Grinder

This USB rechargeable engraving machine is cordless and portable, perfect for detailed work. It features a smooth motor, 3-level speed adjustment, and low noise operation. The pen is lightweight and can be used anywhere with its USB charging capability. It's ideal for various crafting projects like polishing nails, engraving jade, wood chiseling, and carving crystals.