USB Warming Insulation Cup Coaster

Keep your hot drinks even hotter with the USB Warming Insulation Cup Coaster
Powered through USB, meaning you can plug it straight into your computer at your desk
A great gift for any workaholic or coffee addict!
Keeps your tea or coffee at 40 degrees
Uses insulation and hot air to keep your drink warm 
Power: 2.5W, 5V DC
Materials: plastic and aluminium alloy
Dimensions: 10cm x 9cm x 2cm
Save 70% on the USB Warming Insulation Cup Coaster