Quick Cooling Heat Cup Negative Ion Function Drink Warmer Cooling Cup USB Powered for Coffee Milk

FAST COOLING: High efficiency cooling technology, fast cooling. 30 second surface fogging, continuous cooling surface up to -15, about 30 room temperature water can be reduced to 8-16 in 16 minutes, continue to keep cooling can be reduced to 2-6 condition.
Rapid Heat Dissipation: The cooling heat cup adopts double exhaust , heat is not hamstered. Large exhaust valves on both sides dissipate heat evenly. Aluminium wiring plate, high-efficiency cooling, heating.
One key function: One button to open quickly. Two gear adjustment, can be cooling or heating, green light light light on for cooling, red light light light up for heating, to meet the daily use of beverages.
Intelligent Design: Cup warmer, adjust the temperature as needed, providing you with the perfect temperature for your drinks. Can release negative ions to improve air quality and improve health.
Lightweight and portable: The cup warmer cooler is light and easy to carry, suitable for outdoor travel, office and other various scenarios. You can enjoy hot tea, coffee or cold drinks at any time.