CFX5 55IM Electric Cooler (with Ice Maker)The 55L capacity holds up to 84 x 12 oz cans a large size for up to six peoples weekend adventures, family camping trips, and extended nomadic travel Temperature range of 7F ( 22C) to 68F (20C); Using less power than a 60W light bulb. Track energy consumption and monitor temperature with the coolers Bluetooth smartphone app; be alerted when lid is left over, monitor history, and connect multiple devices at once. Optimized ratio of exterior to interior