1. Upgrade the cooling cover, adopt the semiconductor cooling mode from top to bottom
2. The refrigerating chamber enhances the cooling effect, and the refrigerating chamber and the refrigerating cover cannot be removed
3. 304 stainless steel vacuum mug, prolong the time of heat preservation and cold preservation
4. When there is no power supply, the lid of the thermos should be tightened to keep it cold
5. Can be connected to household 220V power socket, or 5V plug, power bank and other USB interfaces, the output voltage is 5V
6. Product size: 22.5 x 8 cm
7. Cup volume: 900ml
8. The inner diameter of the cup: 6.2 cm
9. Inner diameter of refrigeration compartment: 5 cm
