USB / Electrig Coaster Coffee & Tea Warmer Mug Warmer College - Office - Dorm Life

USB - 5 Volt
130 x 117 x 23mm 

ABS+metal+electronic components
116g
Package 143 x 27.2 x 123.8mm
in White, Pink, Green

Packing list:
Coaster warmer, manual, packing box*1