Advalab High Speed Refrigerated Centrifuge maintains minus 20 to plus 40 degrees Celsius for stable cooling. It runs at 18,100 revolutions per minute, handling 6 tubes of 100 milliliters. Features include an LCD display, efficient cooling, a safety lock, control, a durable build. https://www.advalab.com/high-speed-refrigerated-centrifuge/adhsc-515