Protmex PT618 Temperature Humidity Meter Thermometer Hygrometer Thermometer Hygrometer Monitor with Ambient,Dew Point, Wet Bulb for Indoor/Outdoor min max Hold LCD Backlight
Brand: Protmex
Introduction
Temperature and humidity meter is a battery-powered, high-precision temperature and humidity sensor. To measure relative humidity 、ambient temperature、wet bulb temperature and dew point temperature.

Functions
Temperature and humidity measurement
Wet bulb /dew point temperature view
Maximum/Minimum/Average Record
Data hold
Data save/read/delete
Auto Power Off

Specifications
Ambient temperature:
Range：-20.0°C ~ 60.0°C(-4.0°F~140.0°F)
Accuracy：0.0°C ~ 45.0°C(32°F ~113°F) ±1.0°C/2.0°F
Other：±1.5°C/3.0°F
Resolution：0.1°C/0.1°F
Humidity
Range：0.0% ~99.9%RH
Accuracy：20%~ 80%：±3.0%RH
Other：±4.0%RH
Resolution：0.1%
Wet bulb temperature:
Range：-20.0°C ~ 60.0°C(-4.0°F~140.0°F)
Accuracy：0.0°C ~ 45.0°C(32°F ~113°F) ±1.0°C/2.0°F
Other：±1.5°C/3.0°F
Resolution：0.1°C/0.1°F
Dew point temperature:
Range：-50.0°C ~ 60.0°C(-58.0°F~140.0°F)
Accuracy：0.0°C ~ 45.0°C(32°F ~113°F) ±1.0°C/2.0°F
Other：±1.5°C/3.0°F
Resolution：0.1°C/0.1°F
Data storage: 99 Groups
Auto power off: 30 minutes
Power: 3 x 1.5VAAA(LR03) batteries

Package include:
1* Temperature humidity meter
1* User Manual
This Digital Thermometer is a new type of digital temperature and humidity meter, which designed to combine the functions of humidity meter, temperature meter, wet bulb temperature and dew point temperature. And Dew point is a measure of how much water vapor actually in the air.
Dual Display Humidity and Temperature with Accurate Measuring: Humidity range: 0% - 100%RH. Temperature range: -20℃(-4℉) - 60℃(140℉). Dew point Temperature :-50℃(-58℉) - 60℃(140℉). Wet Bulb Temperature:-20℃(-4℉) - 60℃(140℉).
Digital humidity and temperature meter used for a high range of applications-HVAC,industry,agriculture,meteorology,medical,daily life,building engineer,paranormal investigator,in wine cellar ,machine room and data storeroom
Multiple Function: With data retention, data storage, unit conversion, backlight, low battery indicator, automatic shutdown, maximum and minimum functions.
LCD display with backlight with high accuracy sensor, LCD brighter in the darker places. Auto shutdown without operation after 30 minutes.