10K OUTDOOR AIR WEATHERPROOF TEMPERATURE SENSOR. The outdoor air sensor is a weatherproof device featuring a sensitive temperature element sheathed in a stainless-steel tube and mounted inside a ventilated, treated, white PVC shield to minimize radiant energy and weather related effects.The weather shield is mounted on a weatherproof outlet box for easy installation on an outdoor surface.The sensor is accurate to ± 0.36ºF (0.2ºC) and has a sensing range of -30ºF to 140ºF. It comes with 8' of 24 AWG wire. Dimensions: 9'' x 3'' x 2''