Fast Cooling Heating Pad USB Mini Portable Car Home Heating And Cooling Cup

1. Body material: ABS
2. Weight: 280 grams (including packaging)
3. Operation mode: push button
4. Monocrystalline silicon has fast refrigeration, low energy consumption, fast cooling and drinking water without waiting
5. One-key smart touch, one-second switch and one second adjustment
6. Function: cooling, heating, USB power supply, easy operation
7. Size: 16.8x16x4cm