Unleash your creativity: Say goodbye to the old ways that make crafting complicated. You can easily create and complete anything you want in minutes, use the included 30 bits, unleash your creativity and personalize.Low noise engraving pen: You don't have to worry about disturbing others with loud noise. Our model is a low noise design.USB cordless engraving machine: These engraving pens come with lithium batteries that can be charged via a USB port. It easily helps you complete the engraving process better.Multifunctional: Our professional custom engraving pen is easy to use, especially suitable for beginners. Work precisely and comfortably on almost any surface, including glass, metal, wood, plastic, leather, jewelry and more. Personalize and decorate collectibles, tools, phone cases, mugs, labels, even valuables and engraved items.Portable: These compact portable engraving pens are convenient to carry anywhere anytime, pocket-sized and lightweight. Create in your home, garden, studio or even in the mountains.