What is an IP Rating?
An IP rating, also known as "International Protection" or "Ingress Protection" rating, is a value assigned to a product that determines its susceptibility to ingress from solids and liquids. The first numeric digit relates to the level of protection against solid objects, and the second numeric digit indicates the level of protection against liquid ingress. Click for a table of IP Rating values.
IP65 - No ingress of dust (6); Protection from water ingress: Low pressure jets of water (5).
The RT615 includes a light sensor that powers the unit off when deprived of light. When used with refrigerators that power internal lights off when the door closes, the RT615 will turn off to save battery power. When the door opens and light is available to the unit, the RT615 will power on automatically displaying the current temperature.