【ATTENTION】This one is not cordless, you have to plug in the power adapter when you are engraving. 2 in 1 rotary button controls ON/OFF and stepless speed from 3,000 to 20,000 RPM (Revolutions per Minute) for different materials. 【MULTIPLE ACCESSORIES】Includes 10 pointed bits, 5 round bits, 4 jujube-shaped bits, 11 flat bits; 4 graphic stencils, 4 letters/number stencils, 8 flower stencils. 6 different style polishing head with sanding ring. Suits all your needs from fine lines to deep grooves. 【DURABLE AND RELIABLE】Electric portable drill is suitable for decorating or personalize a wide variety of materials including plastic, glass, ceramic, wood, leather and more. But not good for rock, stones or metal. 【COMFORTABLE & EASY TO CONTROL】Just hold it like holding a pen, lightweight & compact design, letting you perform intricate work smoothly and effortlessly. Easily control the engraving/drawing path. Makes smooth and clear strokes. 【BUY WITH CONFIDENCE】Thank you so much for your great support on us. Product quality and customer satisfaction is our top priority. If you have any questions please contact us, we will provide the best service as we can.