UNI-T UT331+ Digital Thermometer Hygrometer with Dew Point and Wet Bulb Temperature LCD Backlight Display for Industry Agriculture Meteorology ( Item#: E17554-1 )

Features:
Fast, Accurate Measurement: digital humidity & temperature meter, low power consumption, high precision, fast accurately measures humidity, temperature, wet bulb temperature and dewpoint temperature(℃/℉ switchable).
Large LCD Display & Visual Alarm: backlit screen clearly shows the measurements and power status even in darkness, flashes and appears icon to alert at data's over setting limit value.
Easy Operation: press "RECALL" button to inquire stored data value(up to 299 groups data); press "HOLD" button to lock the value on screen, great to read, record; auto power off, to save energy.
Convenient USB Port: this temperature and humidity meter, powered by 4 × AAA batteries or 5V USB port by which it can connect with computer exporting data to PC software for further analysis.
Good Design: well-made meter, solid, durable, well-performed, lightweight, portable, equips with back clip to clamp on anywhere, very suitable for use in factories, laboratory, research institute, environmental protection and other fields.

Specifications:
Material: plastic + electronic components
Color: black & red
Temperature range: -20℃~70℃ (-4℉~158℉), ±0.5℃
Dew point temperature range and accuracy: -78.2℃~70.0℃, ±1℃
Wet bulb temperature range and accuracy: -21.6℃~70.0℃, ±0.5℃
Humidity range and accuracy: 0%RH~99.9%RH, ±3.5%RH(10%RH~90%RH) and ±3.5%RH(others)
Resolution: 0.1℃, 0.1%RH
Data storage(manual): √
Auto record time setup: √, 0s~60min adjustable
Data groups: 299
Data recall: √
℃/℉ selection: √
Visual alarm: √
Max/Min    : √
Data hold: √
Data transfer: √
Auto power off: √, 5min~60min adjustable
Time setting: √
Humidity offset settings: √
Temperature offset settings: √
Dew point offset settings: √
Wet bulb offset settings: √
LCD backlight: √
USB interface: √
Power supply: USB power supply or 4 * 1.5V AAA battery(not included)
Product dimension: 18.5*5.5*3.5cm / 7.28*2.16*1.37in
Package weight: 265g / 9.34oz
Package size: 20*13.5*5cm / 7.87*5.31*1.96in

Note:
Temperature humidity meter set only, other accessories in the pictures are not included.
Due to lighting or other reasons, the picture and material object may slightly differ.
Due to manual measurement, there may be deviation, please in kind prevail.

Packing List:
1 * Temperature Humidity Meter
1 * USB Cable
1 * Carrying Bag