ASTRO-AI Portable Mini-Fridge; Black; Home, Office or Car; Beverages, Skincare Products, etc. Car and wall adapters. Chill or warm. Environmentally Friendly. Quiet operation. Capacity: 4L (equivalent to 6 cans). Operating Voltage Range: 100-120V. Car Input Voltage Range: 12V. Operating Temperature: Ambient Temperature - 32 F (0 C) Chill / 150 F (66 C) Warm.