This digital in/out thermometer simultaneously displays both the inside (-19.9 to +69.9°C) and outside (-49.9 to +69.9°C) and the max/min temperatures. This digital indoor outdoor thermometer also features a programmable, audible high/low alarm (remote probe only).

Each in/out is powered by a single MN2400 (AAA) 1.5 volt battery and is supplied with a small, water resistant, detachable remote probe with a two metre PVC lead for outside temperatures.

Now available with re-chargeable battery option!