Product capacity: 380ml Rated power: 15W Material: imported food grade PCTG ABS silicone food grade aluminum alloy Feature: 1. Suitable for all wines and beverages. This refrigerated cup can achieve the ideal drinking temperature for each type of wine. Each wine glass can maintain the temperature of the wine better than ordinary wine glasses. 2. Fast cooling, portable plug and play, retro round design, stainless steel material 3. Suitable for all kinds of carbonated beverages, coffee, milk tea, scented tea, fruit tea, beer and other cold drinks. 4. Enjoy your wine at the right temperature. Generally speaking, white wine should be drunk cold at a temperature of 43 to 53 degrees Fahrenheit, while red wine should be drunk at a temperature slightly lower than room temperature, about 58 to 60 degrees. 5. The gift of innovation. It is very suitable for any occasion or group event. It is a great gift for cup lovers or mothers on Mother's Day.