Features:
[Industrial Temperature Humidity Meter] Industrial chip & industrial shielded cable & industrial anti-interference & industrial Swiss probe, more professional and precise real-time detecting performance.
[HD Display] 1.8′ high definition large display screen with backlight, easier and clearer to read values.
[Temperature Measurement] The measurement range of -20℃ ~ 80℃, the resolution of 0.1℃, the measurement accuracy of ±1.0℃.
[Humidity Measurement] The measurement range of 0~100%RH, the resolution of 0.1%RH (0~99) and 1%RH (100), and the measurement accuracy of ± 4%RH.
[Upper & Lower Limit Alarm Setting] Real-time detecting environmental temperature and humidity. When it exceeds the set value, the tester will give a sound and light alarm. At the same time, you can set the alarm duration.
[External Alarm Output] Capable of connecting an external alarm by 3.5mm earphone plug.
[Back Hidden Contraction Bracket] Equipped with a bracket on the back, more convenient to place.
[Various Fixation Methods] Wall hanging, Hanging, hidden bracket support, tripod support, meeting different placement needs of users.
[Wide Applications] Suitable for home, office, workshop, outdoors, cinema and other places.

Specifications:
Material: ABS
Color: Black
Power Supply: 220 AC input, output 5V 1A adapter
Display Mode: 1.8′ single character digital tube display
Temperature Measurement Range: -20℃ ~ 80℃
Temperature Resolution: 0.1℃
Temperature Measurement Accuracy: ±1.0℃
Humidity Measurement Range: 0~100%RH
Humidity Resolution: 0.1%RH(0~99); 1%RH(100)
Humidity Measurement Accuracy: ±4%RH
Temperature Alarm Setting Range: Hi: -19℃ ~ 60℃; Low: -20℃ ~ 59℃
Humidity Alarm Setting Range: Hi: 2~99%RH; Low: 1~98%RH
Sampling Rate: About 3 times per second
Alarm Duration Setting Range: 6~120 seconds (cycle addition or subtraction) (factory default 6 seconds)
Working Temperature: – 20℃ ~ 60℃ (working time should not be more than 10 minutes at 60℃ ~ 80℃)
Item Size: Approx. 32.3*16.3*3.8cm / 12.72*6.42*1.5in

Note:
Please read the Users Manual before use.