BOSCH 0603683000PTD1ThermalDetector - Thermal Detector

Accurate measurement results at the touch of a button
Exposes critical points throughout the house within seconds
Red, yellow or green LEDs indicate whether action is needed
and easily. The device measures room temperature, the surface temperature of walls and objects, as well as humidity, analyses these values and interprets the data. Red, yellow or green LEDs then indicate whether action is needed.