We need a infrared thermometer to check if we had any thermal bridges in our house. We can say that this device has fulfilled its mission. Dune accuracy of +/- 2 °, thermometer (comes in a pretty box) dune is childishly simple to use: it is, it pulls the trigger and read the result The screen is large and illuminated allowing easy reading and comfortable. Best of all, the 9 volt battery is provided (ServaneL.)
