Description: Dental Plaster Vibrator 4'' Round Small Gypsum Variable Intensity Shaker Oscillator Dental Lab Equipment Machine size: 130*120*100mm/ 5.11*4.72*3.93in Power supply voltage: 110V/50Hz 220V/60Hz Power supply voltage: 100W Features Stepless speed regulation: continuously variable oscillation amplitude Stable: four-leg design, stable and reliable during continuous oscillation Heat dissipation: heat dissipation hole design speeds up body heat dissipation and prolongs service life Package Includes : 1pcs * Dental Plaster Vibrator Instructions for use: 1. Before turning on the power, set the strength switch to the middle 0 position. After turning on the power, select strong or weak vibration, and place the plaster model on the oscillator disc. 2. The clockwise direction is to increase the oscillation, and the counterclockwise direction is to decrease the oscillation 3. After the oscillation is completed, the close button stops the oscillation and the model can be removed. This product may be intended for use by a health care professional use only. The seller may ask you to evidence you are a qualified health care professional entitled to buy and use such products in your country.