Orbital Shaker LOS-B20 Labtron Orbital Shaker is a compact benchtop unit designed for precise orbital shaking at speeds from 100 to 800 rpm. Featuring an LCD display, knob control and timed/continuous modes, it includes overspeed protection with sound/light alarms. Its maintenance-free brushless DC motor ensures reliable performance with an ambient temperature range of 5 to 40°C and IP21 protection. RS232 interface included for easy connectivity.