Features: Holds up to 4 x 96 well microtiter plates Variable speed mixing Wide speed range and 3mm mixing orbit Efficient mixing method Warranty period 3 years A high speed microtiter plate shaker, with variable speed to suit most mixing requirements. Up to 4 x 96 well microtiter plates can be used at one time, on the easy to load platform. The wide speed range and 3mm orbit diameter ensures efficient mixing in all wells.