The mini electric hand drill is an excellent DIY drilling tool, which can be used for various plastic or wood accessories punching, simplifying your manual process. Made with quality material and exquisite craftsmanship, the product is safe and durable. It provides you with maximum convenience and will bring you a better experience.Features- Color: Black.- Material: Plastic, Brass.- Size: About 12.30X3.50X3.50cm/4.83X1.38X1.38inch.- The carefully selected materials give it a good texture and are very durable for a long time without being easily damaged.- Light weight, small size, will not take up extra space. - It is suitable for perforating ordinary density plastic and wood, such as model airplane, bamboo board, ice cream stick, chopstick, epoxy accessories, etc. The thickness should not exceed 8mm in diameter.- This mini hand electric drill has a wide range of uses, which can be used in your daily life and bring convenience.- You can buy this efficient and practical mini electric hand drill at an affordable price.Specification- No-load speed: 11000 (rpm).- Rated output power: 15 (W).- Rated speed: 12000 (rpm).- The maximum diameter of the drill bit: 1.1 (mm).- Working voltage: DC 5V.- Working current: 2A (blocked rotor 3A).- Power matching: 360 motors.- Motor shaft diameter: 2.3mm.- Power interface: 1.5m USB plug cord- Chuck model: brass 2.3-1.2 (Clamping range 0.7~1.2mm)- Scope of application: plastic and wood punching.- Note: Most USB power adapters that output 2A can be used for power supply.Precautions:1. It is strictly forbidden to use this product in humid, dusty, flammable and explosive environment.2. It is not suitable for drilling metal, walls, shells and other similar hard objects.3. Some USB power adapters cannot be used due to incompatibility.4. It is forbidden to jam the drill bit during work, otherwise the motor and components will be burned.5. There is no power storage function; it cannot be converted into a cutting machine or electric screwdriver.6. When drilling, you need to stabilize the machine body and move forward vertically, and the instability of the drilling will cause the drilling accuracy to drift or break the drill.7. If the buyer privately converts to a small electric grinder, the grinding head can only be equipped with a small grinding head, which is suitable for a diameter of 5mm and a total length of 40mm.