usb coffee warmer, usb coffee cup warmer, usb electronic warmer 1. Dual heat adjustment,110V,120V or 220V

1. can keep coffee or drink warmer from 60-80 degree at the low temperature and 110-130 degree at the high temperature.2. Dual heat adjustment,110V,120V or 220V3. Switch:Low / Off / Hig slide4. hot plate diameter:8.7cm 5. packing:each in a color box,carton,40x35.5x40cm/17.0kg/ctn Cable lenghth:1.5m.

cup warmer ,mug warmer, beverage wamer