... semiconductor fanMaterialABS MaterialTest marksUL Approved electronics, CE mini fridge for drugs Features Lightness and elegantMini outlook, small size, ... , no fluorine, Low-noise fan, operates either standing upright or on its side; life long, locking system; ... repeatedly charging and discharging, Power saturated, safe using.Suitable for storage of medicines:1. Biological drug-Albumin, HBIG, ...