Description
1) Plug this USB cooler and warm directly to the USB port of your computer, no driver and other power source are needed
2) Plug it to a USB port without any transformer, and the cold plate quickly feels cold
3) Simply place anything on the cold plate and allow it variously to cool down or to stay cool
4) Cold temperature:8℃
5) Warm Temperature:65℃
6) Various colour selection
7) Operated by 5V USB power
8) logo advertising is allowed for promotion gifts

Package
QTY/CTN.:20PCS
N.W:9KGS
G.W:10KGS
Meast:34.5*24*24.5CM
Product size:14*8.6*3.5CM