Bi-Metal Thermometer Hygrometer

A Min max Thermometer and Hygrometer
Functions:
• Mercury free
• Bi-Metal thermometer with min and max readings

Specifications:
• Range: -50 ºC to 50 ºC
• Accuracy: ± 2 ºC & 5% Humidty
• Product Size: 220(L)*92(W)*40(D)mm

The black needle shows the current temperature, the red needle measures the maximum and the Blue the minimum and is re-set by turning the Knob for the Max / Min reading.