Specifications:
Item Type: USB Cup Coaster
Material: ABS, metal
Power: 10-18W
Input Power: 5V-9V 2A
Variable Temperature Table Heating Diameter: Approx. 65mm/2.6"
Suitable cups: high temperature resistance, bottom diameter less than 65MM
Cooling temperature: 5V power supply, minimum 10℃ 9V power supply, minimum -3 ℃
Heating temperature: 5V power supply, max 70℃; 9V power supply, max 118℃
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Package List:
1 x USB cup coaster1 x USB cable.
1 x User Manual