Maximum speed 16000 rpm. Fitted with microprocessor based LCD panel for 0-59 minute’s countdown timer, digital rpm meter and programmable speed controller. Stand by temperature from -20°C to room temperature is controlled by microprocessor based digital temperature controller cum indicator. Working temperature from -8°C. Prices are complete with rotor head. Capacity 12 micro tubes of 2ml / 1.5ml also supplied with adopters for 0.2/0.5ml micro tubes.