Thermometer Min / Max

Directions for use

The days maximum and the nights minimum temperature can be determined on these instruments at any time or be read afterwards as you can see every rise and fall of temperature indicated on it
How they work.
First push on the button and allow the signal bars to fall down to the liquid in the tube. When the temperature rises or falls the signal bars will be pushed upwards and indicates the max/min temperatures (at the bottom of the signal bars). After reading the temperatures you can push the button and reset the signal bars to the current temperature
More details and how to overcome possible bubbles in the liquid are listed on the packaging.