Note: you need adjust it timely if you want to obtain a good accuracy.

Features:

The red pointer will display the highest temperature in a day

The blue pointer will display the lowest temperature in a day

Waterproof aluminum case design

Material: Aluminum

Testing Range:-20°C~50°C

Face Dia Diamemter: 4.8cm around

Diameter:12.8cm around

Net weight:70g

Gross weight:110g

Package: as photo shown

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Minimum-maximum thermometer
Thermometer, A thermometer is a device that measures the temperature of things. You can use a thermometer to tell the temperature outside or inside your house, inside your oven, even the temperature of your body if you're sick. Most of us know what temperatures suit us best, but people become used to the range of temperatures in the country where they live. The temperature control are key mark for you cultivated to success.
The thermometer Work and Application:
The thermometer have three hands, the black hand indicating real temperature, the red hands indicating thedailyhighest temperature, and the blue hands indicatingthe dailylowest temperature. The red and blue hand were fixed on the lens with setting knobs.
You can reading the real temperature by the black hand.
The black hands will push theredhand to the reading of highest temperature when the real temperature is rising.
The black hands will push thebluehand to the reading of lowest temperature when the real temperature is downing.
Simply state, when the time nearby 14:00PM the temperature will rising to maximum of that day. when the time nearby 4:00AM the temperature will downing minimum of that day.
We advise you reading the thermometer least one times every day, and recording the highest and lowest temperature at 7:00AM or 20:00PM. After recording, turn the knob on the lens and setting the red/blue hands to be align with black hand.
The methods of hands setting, first turn the big knob and setting the red hand to be align with the right side of black hand, after that turn the small knob and setting the blue hand to be align with the left side of black hand,
With back hole for wall mounting.