UNI-T A15F Air Quality Monitor Formaldehyde Meter Temperature/Humidity Measurement, LED backlight/Concentration Emoticon/Visual Backlight Alarm A15F

A15F is an air quality monitor for real time monitoring of  formaldehyde (HCHO), a colourless carcinogenic gas.
Applications:
This device is widely used in homes, shopping malls, offices, vehicles, stations etc.

Specifications Range Resolution Accuracy
Formaldehyde (mg/m³) 0~2mg/m³ 0.01mg/m³ ≤0.14mg/m³: ±25%+0.05mg/m³
≥0.15mg/m³:  ±50%+0.05mg/m³
Temperature (℃)   -10℃~50℃ 0.1℃ ±1℃
Temperature (℉) 14℉~122℉ 0.2℉ ±1.8℉
Humidity 0%RH~99%RH 1%RH ±5%RH@30%~80%RH
±8%RH@<30%RH, >80%RH
Features
Auto power off √
Low battery indication √
Date and time √
Visual backlight alarm √
MAX/MIN √
Backlight √
Concentration emoticon √

General Characteristics
Power 1300mAh rechargeable battery
Display 64.75 x 42mm
Product colour White and grey
Product net weight 230g
Product size 130mm x 75mm x 55.4mm
Standard accessories 1m USB interface cable