Digital Humidity and Temperature Meter, GoerTek Thermometer Hygrometer monitor for Indoor and Outdoor, Min/Max Hold, Hand-held LCD Backlight with one 9V Battery Included

Widely Applications :It is widely applied in industry, agriculture, meteorology and daily life etc.

Easy Operation
Usually you can operate it don't need manual. There is a English manual for you.

Multifunctional "MAX" button
You can hold the current data, also can measure the Max or Min.

Clearly visible display
There is a LCD Screen to show the humidity and temperature at the same time

Celsius/ Fahrenheit Switchable
It can switch easily between Celsius and Fahrenheit.
Tip(how to do it):Normally it displays in Celsius when you turn on the product.
Then turn off the product. Press the "MAX" button and don't release it, and then turn on the product.
You can release the power button and the "MAX" button after full display on LCD.
You will find it display in Fahrenheit.

power saving
The 9V battery have a low battery indicator function and power auto off.

Pay Attention : When you press Max, the maximum value will be displayed on the screen until higher value comes out , Then the former maximum value will be replaced to the current highest value.
It's the same to " Min " !

Specifications：
Temperature range: -30℃~70℃(-22℉~158℉)
Humidity range: 0%~100%RH
Temperature resolution: 0.1℃
Humidity resolution: 0.1%RH
Temperature unit: ℃ or ℉
Sampling rate: 2.5 times/sec
Backlight auto shut off time: About 30s
Power auto shut off time: About 15m

Tips:
1. This product has been calibrated before loading, don't change the parameters without the presence of professionals and equipment.
2. Amendment and maintenance must be kept by professionals not just doing it with reference to the manual.
3. Clean the unit with cloth only without any solvent or liquid.
4. Take out the battery if the unit is expect not to be used.