Electric Cooler ~ 4 Liters AstroAI Compact 12-volt Thermoelectric Cooler Mini Fridge for Sale. Used, but in good working order. C/w owner’s manual. Below is info from the manufacture… The AstroAI mini cooler is a small fridge to store foods, drinks, beer, snacks, breast milk, makeup and skincare. It is ideal to while traveling, boating, camping and so on. The 4-Liter stores 6 can/12 oz with ease; the removable shelf makes small items like breast milk, skincare, cosmetics, or food. 12 Volt DC cord can connect to a 12V car power supply; NOTE: Make sure to only run your cooler/heater while your vehicle’s engine is on or you risk draining your vehicle’s battery. Semiconductor refrigeration chip is freon-free and environmentally friendly; Quiet technology keeps sound at a minimum of 25dB. Cools up to 32°F (18°C) below ambient temperature, 86°F (30°C) ~ 64°F (18°C) within an hour, 86°F (30°C) ~ 50°F (10°C) within 2 hours, 86°F (30°C)-37°F (3°C) within 3 hours. CE, FCC, ETL, RoHS certified. External dimensions are: 9.4” x 6.9” x 9.8” tall Internal dimensions are 5.5” x 5.3” x 8.07” tall