123 x 69 x 30 mm IP34 rated module to acquire temperature and relative humidity via radio (frequency 868 MHz). With a multifunction LCD screen, push button to start recording, LEDs (green device active, red alarm activated), memory of 20,000 readings, resolution of 0.1ºC / 0.1%, and accuracy of ± 0.4-0.5ºC /± 2-3.5% RH.
