Product Details： Most Usb Power Adapters With 2a Output Can Be Used For Power Supply, Suitable For Punching Ordinary Density Plastics And Wood, Such As Model Airplanes, Car Models, Bamboo Boards, Ice Cream Sticks, Chopsticks, Bird Cages, Animal Tooth Bones, Shells, Pcb Circuit Boards, Booklets, Resin Toys, Drop Film Accessories, Pearls, Acrylic The Thickness Of Crystal, Etc. Should Not Exceed 8 Mm. Type: Hand Drill Power Supply Voltage: 5v Rated Output Power: 15 (w) Handle Structure: Straight Drill Clamping Method: Drill Chuck No-load Speed: 11000 (rpm) Rated Speed: 12000 (rpm) Dimensions: 12.3x3.5 (cm) Scope Of Application: Plastic, Glue, Wood Perforation Chuck Diameter: 1.1 (mm) Maximum Diameter Of Drill Bit: 1.1 (mm) This Small Electric Drill Uses 5v Dc, Which Is Safe. Colour:black Material:metal + Plastic Package Contents: 1 X Electric Drill 5 X Drill Bit 1 X Wrench Only The Above Package Content, Other Products Are Not Included. Note: Light Shooting And Different Displays May Cause The Color Of The Item In The Pictu