Max/Min Spirit Thermometer Color:Green find key constellations (eg Southern

find key constellations (eg Southern Cross)

small indoor console

coloured balls in the special liquid (paraffin oil base) are calibrated to fall as the temperature rises - the lowest floating ball shows the correct temperature (within 2 degrees C

monitoring up to 80m from console via sender

This version operates inversely - you read the LOWESTpoint of the spirit for current temperature and lowest point of the contrast liquid for recent max/min (see photo)

Max/Min Spirit Thermometer Color:Green find key constellations (eg SouthernThis classic spirit thermometer is suitable for either indoor or outdoor locations, has max min and reset functions, and comes in cream or green plastic casing. Particularly useful for monitoring overnight lows or daytime highs. Made in germany by TFA. This version operates inversely you read the LOWESTpoint of the spirit for current temperature and lowest point of the contrast liquid for recent max min (see photo). Easy reset just push the middle