<p>Specification</p> <p>Product nameOzone Meter</p> <p>FunctionDetect O3\/Ozone\/Ozono\/Ozon\/Temperature\/Humidity</p> <p>Display method2.8 LCD screen display, 320 x 240 pixels</p> <p>Sampling time1.5 seconds</p> <p>Power sourceLithium polymer battery with 2000 mAh capacity</p> <p>Detect gas:Ozone\/Ozono\/Ozon(O3)</p> <p>Detection range:0.000~5.000ppm</p> <p>Detection principle:Electrochemistry</p> <p>Response time:Diffusion 15S</p> <p>Duplicate value:2 %</p> <p>Resolution:0.001ppm</p> <p>Insulation resistance:20M</p> <p>Alarm function:Sound(2-3 beep)</p> <p>Alarm action value:0.3\/0.6ppm (alarm on\/off switchable)</p> <p>Test content: O3+AQI+Temperature+Humidity</p> <p>-Electrochemical sensor</p> <p>-TFT LCD screen display -320*240 pixels</p> <p>-Detection data range:O3(0.000-5.000ppm)</p> <p>-It can be used in office, indoor outdoor and detection of ozone residue after disinfection.</p> <p>-24 hours real time monitoring</p> <p>-Power supply:Built in Li-battery 2000mAh</p> <p>-Material : ABS with TFT Screen</p> <p>-Color: Black+Orange</p> <p>-Size : 164*74*26MM</p> <p>Product weight500g</p> <p>Electrochemistry sensor for O3. Temperature and Humidity sensor. AQI for ozone concentration index. Support time and date,</p> <p>self-calibration function.</p> <p>O3 concentration AQI:</p> <p>0~0.100-----Good</p> <p>0.100~0.300-----Slight</p> <p>0.300~1.000-----Monderate</p> <p>1.000~4.999-----Serious</p> <p>Features</p> <p>2.8\</p>