[ADJUSTABLE SPEED LEVELS]With 3 speed settings ranging from 12,000 to 20,000 RPM, this engraving pen allows you to tailor the engraving power to match the hardness of materials like plastic, leather, metal, and glass, enhancing control and accuracy in your crafting. [CORDLESS, & PORTABLE]Designed for convenience, this compact engraving pen is perfect for on-the-go projects and home use. Its cordless nature and design easy to handle, even in tight spaces, and simple enough for beginners. [VERSATILE ENGRAVING TOOL]Effortlessly engrave on various materials including metal, glass, wood, plastic, ceramics, and leather. Ideal for DIY crafts, custom jewelry, personalized gifts, and professional art projects, this pen ensures in every stroke. [EXTENSIVE 42-BIT SET]This kit includes a comprehensive set of engraving bits, grinding bits, polishing bits, and carving tips, enabling you to tackle detailed designs and personalization on jewelry, metal, glass, ceramic, and more with . [ & LONG-LASTING]Equipped with a high-performance motor and built-in overload protection, this mini rotary tool operates continuously for up to 30 minutes on a full charge. The automatic shutdown feature prevents damage and extends the tool's lifespan., Weight: 0.0021825763938 Pounds, Manufacturer: Ounfhtrttk