The platform size of This Shaker Oscillator is 315*218mm/12.5"*8.5"inch, the rotary diameter is 22mm. Timer: 0-15 minutes mechanical timer or continuous operation; Speed: 0-210rpm. Mainly used for screening and testing of syphilis RPR, TRUST, VDRL, suitable for the mixture of syphilis testing card, emulsion reaction and complement fixation reaction, while can also be used to blends of clinical biochemical tests. The Orbital Shaker runs smoothly with high performance, easy operation, reasonable and scientific speed, no vibration and no noise. It's widely used in health and epidemic prevention station, blood station, dermatological disease prevention and treatment center, hospital or school laboratory and so on.