Features: 1.Easy to use, USB interface, plug and play, suitable for children/students over 3 years old and other ceramic lovers. 2.Turntable,made of aluminum alloy,can prevent corrosion, and is easy to clean. 3.Speed adjustment knob, you can directly adjust the speed through the adjustment knob, easy to learn and operate. 4.Small and compact, a very delicate mini machine is easy to clean, strong and light, easy to carry. 5.A wide range of applications, pottery clay machine is used for working clay, handicrafts, home?made, school teaching, personal interests and hobbies, etc. specification:Item Type: Pottery Clay Machine Material: Plastic, Aluminum Alloy Pottery clay machine size: Approx.16 x 11 x 9cm / 6.3 x 4.3 x3.5in : 1 Set Turntable Diameter:Approx. 5cm / 2.0in Idling Voltage: 12V Speed: 0-2000 RPM Product Function: Diy Pottery, Parent-Child Activities PackageList:1 x PotteryClayMachine 1 x Plastic Knob