DM509-O3 Handheld Portable Ozone Analyzer O3 Ozone Gas Detector Intelligent Sensor Ozone Meter

Test content: O3+AQI+Temperature+Humidity 1. Electrochemical sensor 2. TFT LCD screen display 3. Resolution: 320 x 240 pixels 4. It can be used in office, indoor outdoor and detection of ozone residue after disinfection. 5. 24 hours real time monitoring 6. Power supply: Built-in Li-battery 2000mAh 7. Material: ABS with TFT Screen 8. Color: Black & Orange 9. Detection data range: O3(0-50ppm) 10. Size : 164 x 74 x 26mm