Designed for general laboratory use, this quiet, smooth spinning centrifuge is equipped with auto shut off when the lid is raised. The shell is made of Industrial ABS plastic for durability and is easy to clean. Six tube capacity. Include two sets of holders for 15ml and 10ml tubes. Timer can be set for 1-60 minutes and includes a hold function for longer spins. Variable one touch programming with LED display panel.Memory function remembers last operation settings. Speed: Adjustable from 1000 to 4000rpm. Max RCF: 1790g. Time Range: 1 to 60min.