This item arrived as a prize from a giveaway, but I'm selling it because I won't be using it. It's unopened. Product Features: ✅ Cools down to -1°C in 5 minutes! Uses ice and salt with electric rotation to chill canned beer and juice. In just 5 minutes, get a coldness you can't achieve just by refrigerating! No worries about foam overflowing when you open the can. Great for beer, and also for soft drinks. Perfect for home drinking, home parties, and outdoor activities. ✅ Works great in any season! Ideal for cherry blossom viewing, outdoor activities, year-end parties, and various other occasions. ✅ How to use: 1. Put ice and salt into the main unit. 2. Set the canned beverage (350ml or less) in the unit. 3. Turn on the power switch to start rotating and cooling. ＜Cooling Guide (at room temperature, approx. 20°C)＞ After 3 minutes: 1.5°C After 5 minutes: -1°C ※ Varies depending on the ambient temperature and the type of beverage. ※ Add more salt to the ice to lower the temperature below 0°C. ※ For 350ml cans or smaller only. Not for 500ml cans or bottles. ✅ Uses 2 AA batteries (sold separately). Battery-operated, so you can use it indoors or outdoors. Great for outdoor activities and events like cherry blossom viewing! Recommended for people who: 〇 Often go on leisure trips 〇 Want to drink cold beverages even when outdoors