It allows you to refrigerate food indoors and outdoors, perfect for camping, road trip and home use. Compressor technology offers fast cooling, low power drain, and superior reliability. Support Bluetooth connection to control the refrigerator temperature remotely. 3-level battery protection setting (H, M, L) to prevent your vehicle battery run down. Adjustable ECO and MAX mode with low power consumption for its intelligent cycle work. It is designed to run with low noise to make sure you have a good sleep while resting in the car. LED display control panel. Specifications: Condition: 100% Brand New Capacity: 65L Power Supply: DC 12/24V Adjustable Temperature Range: Frozen -12 to -20°C, Refrigerated 0-8°C Connection Method: Wireless Bluetooth Connection Material: PP Durable Housing + HIPS Liner + Metal Color: Black. 1 65L Portable Freezer. 1 12V/24V Cigarette Lighter Adapter. 1 Power Adapter. 1 Energy Efficiency Standard. 1 User Manual. If you have freezing demand, it is recommended to pre-ice at home in advance for better effect. It is recommended to start the refrigerator 24 hrs later when you receive it, otherwise it will cause irreversible damage to the compressor.