800D Centrifuge Machine Benchtop with Timer and Speed Control for Laboratory use 4000 RPM

1. Put the machine on a level and firm table, and keep the working room clean, dry and ventilated, the room temperature is 5-32℃. 2. Clean the rotor and test tubes before operation. 3. Put the test tubes (with the same weight) into the centrifuge hole. 4. Put down the cover of the machine, adjust the timer as needed and turn on the power switch. 5. Adjust the speed knob according to your requirements. 6. After finishing the work, turn the speed knob to the lowest position and set the time