... USB mini fridge: 1.Usb warmer/cooler. 2.Mini fridge, temperature decreases to 8.5 degree USB Mini Fridge1 ... 20PCS/CTN6.CBM:0.07 Features: USB mini fridge (can be cooling and heating with remote ... × 9cm8, Weight: 362gPacking: 1, USB 2, mini refrigerator, for useProduct electrical parametersOperating Voltage: DC 5V ( ... in the machine the opportunity.7, hot or humid environment, the machine drops appear ...