USB cooler
With innovative design that combines a USB drink cooler and warmer into one unit
With one single switch used to select cooler/warmer and turn off functions
With large logo imprint area next to the plate
With easy installation, no driver required, Plug-and-play
With insulation material around the hot plate to prevent burns
USB cooler that is powered by USB, no batteries required
Operating temperature range: 4 to 80 degree Celsius
Ideal as gifts and premiums
Logo imprint services are welcome