ARB 47 QT Zero FridgePRODUCT DESCRIPTION Monitor temperature, voltage, and more on the go with an ARB Zero Series fridge freezer. Featuring Bluetooth wireless technology, every ARB Zero Series fridge freezer monitors and controls temperature (multi zone for dual zone models), compressor status, battery voltage, setting mode (up to three user defined modes), and power all via your Android or Apple Bluetooth enabled device! ARB Zero Series fridge freezers also feature a