USB cup warmer

Heating evenly, natural wooden grain and smooth to touch.
Powered by any device with 5V USB port, such as your laptop.
Great for using at home and office, keeping you brew warm on cold days.
Compact size, easy to carry and suitable for most cups, ceramic mugs, glass cups and more. 

Colours: dark wood grain, light wood grain, water pearl pattern, white porcelain grain, matte black
Material: wood, metal 
Power: 5W
Voltage: 5V
Electric Current: 1000mA
Max Working Temperature: 80℃
Wooden Grain Width: Approx. 16 mm
Metal Plate Diameter: Approx. 75 mm 
Whole Diameter: Approx. 103 mm

Package includes:
1 x cup warmer with USB cable

Note:
Don't use the recessed bottom cups, mineral water bottles, adiabatic vacuum cups or cups with bottom that might melt.
Only used to keep your hot tea or coffee warm, but not for heating.