Tube Roller Mixer LTRM-A11 Labtron Tube Roller Mixer features an LED digital display for easy operation and offers a gentle yet effective rocking and rolling motion. With a capacity for 12 tubes, it supports continuous or timer modes 0-999 min, operates within 5 to 50°C and is compatible with cold rooms and incubators. The drip tray prevents spills, while swing speeds of 20-100 times/min and rolling speeds of 20-100 r/min make it perfect for mixing blood samples, viscous substances and liquid-solid suspensions.