brand new and high quality Instructions: Thermal conductive : 1. The cooling sheet will cool down to below 10 degree in 60s when in cooling mode. 2. The cooling sheet will heat up to below 80 degree in 60s when in heating mode. Power: 1. Power on, press the right button; 2. The blue light on, machine in cooling mode, press the leaft button; 3. The red light on, machine in heating mode. Features: Made of high quality plastic & metal material, it features great heat insulation, splash-proof, safe and easy to clean. Indicator light blue when it cooling, indicator light red when it heating. The side radiator fan helps to dissipate heat and ensure safe use when the mini-refrigerator is in operation. The non-skid pad at the bottom helps support your mug and prevent spills. Two power connection modes, which can be connected by USB connection or power adapter. Easy to carry, works for office desk and home use, tea, water, cocoa or milk cup. Coaster only, other accessories demo in the picture are not included! Tips: 1. Children need use it properly in the custody of the adults so as to burn. 2. Keep away from open flame. 3. Do not burn in the air. Specification: Material: Metal+ABS Input: for DC 5V-9V,2A Standard accessory: USB 5V for DC Cable(the heating can reach to max 65 degree) Optional Accessory: 9V 2A for DC Charger(the heating can reach to max 118 degree) USB Power Loss: 5V/800mA(Cooling), 5V/1000mA(Insulation) External Power Supply Power Loss: 9V/1500mA(Cooling), 9V/1600mA(Heating) Color: White, Black Dimension: 15x15x4.8cm/ 5.91x5.91x1.89in Heating Zone Diameter: 65mm/ 2.56in Quantity: 1 Set Note: 1.Please allow 0-1cm error due to manual measurement. plz make sure you do not mind before you bid. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you! Package includes: 1 Pc x Coaster 1 Pc x USB Cable 1 Pc x User Guide