USB mini fridge: 1.Usb warmer/cooler. 2.Mini fridge, temperature decreases to 8.5 degree USB Mini Fridge1.Plug and play.2.Temperature of ... *19.4cm5.Qty: 20PCS/CTN6.CBM:0.07 Features: USB mini fridge (can be cooling and heating with remote control switch ... degrees7, size: 19.4 × 9 × 9cm8, Weight: 362gPacking: 1, USB 2, mini refrigerator, for useProduct electrical parametersOperating Voltage: DC 5V ...