Material: Plastic Size: 106*96*77mm Color: As shown in the picture 1. Using semiconductor refrigeration technology, it provides strong and quiet cooling effect, suitable for outdoor activities and high temperature environment. 2. Ergonomic waist hanging design, comfortable and stable to wear, free your hands, suitable for long-term use. 3. The efficient heat dissipation system combined with Peltier thermoelectric module can quickly cool down and improve the use experience. 4. Multi-speed wind speed adjustment function to meet the needs of different users, easy and intuitive operation. 5. Built-in large-capacity battery, strong endurance, support Type-C fast charging, convenient and practical. Package includes: 1 package contains 1 product