[15-Minute Rapid Cooling & Precise Temperature Control] Equipped with a high-performance compressor, it cools from 25°C to 0°C in approximately 15 minutes. Temperature adjustment is possible from -20°C to 20°C. The LED panel displays the set temperature and the actual internal temperature in real-time. Celsius/Fahrenheit switching is also possible with one touch. [16L Large Capacity & User-Friendly Design] Despite its compact size, it can hold 10 x 330ml cans, 9 x 500ml bottles, and even 2L PET bottles. Perfect for family camping and car camping. The lid features a new buckle design for easier opening and closing. [Quiet 35dB & 4-Hour Cooling Retention] The quiet 35dB design won't bother you even at night. The 3-layer insulation of PU and EPE + IPX2 waterproof specification ensures cooling retention for up to 4 hours even when the power is off. Resistant to rain and dirt, it's safe for outdoor use. [Backpack-Style Portable Refrigerator] The industry's first design that can be carried on both shoulders, freeing up your hands. Suitable for a wide range of outdoor scenarios such as camping, hiking, and car camping. Can be used stably even on slopes up to 40 degrees. [Advanced 3-Way Power & Simultaneous Charging] Compatible with AC100V, DC12V/24V, and Litheli U20 batteries. The SE model allows the refrigerator to operate and charge the battery simultaneously while connected to AC power. Provides peace of mind for long hours of use. Please check the 11th image. A very small scratch can be seen inside the refrigerator. Thank you for viewing.