Insulation Usb Heating Coaster Water Cup Base

Product information: 

Power supply mode: USB
Rated voltage: DC5V
Rated power: 8.5W
Rated frequency: 8.5W
Fabric: Stainless steel waterproof panel
Colors: White, Black

Size Information: 

Length: 12*12*1cm
Packing volume: 17.5*14.5*2.5cm