DM509-O3 Portable Ozone Analyzer Multifunctional Intelligent O3 Ozone Meter Gas Detector Air Quality Pollution Monitor

Features:

2.8" color liquid crystal display (LCD), 320 * 240 pixels.
User adjustable alarm threshold for O3 to alert user of elevated levels.
It can be used in office, indoor outdoor and detection of ozone residue after disinfection.
Large 2000mAh capacity lithium battery.
On-board fan to draw in ambient air for more accurate real-time results.
Micro USB charge Low battery warning.
Electrochemistry sensor for O3. Temperature and Humidity sensor. AQI for ozone concentration index. Support time and date, self-calibration function.
LCD screen, display various parameters.
USB charge port for convenient using.
With a storage box for easy carrying.
 

Specifications:

Material: ABS
Color: black+orange
Screen size: 2.8in

Detection range:0.000~5.000ppm

Sampling time:1.5 seconds

Detection principle:Electrochemistry

Response time:Diffusion ≤15S

Duplicate value:≤±2 %

Resolution:0.001ppm

Insulation resistance:≥20MΩ

Alarm function:Sound(2-3 beep)

Alarm action value:0.3/0.6ppm (alarm on/off switchable)
O3 concentration AQI:
0~0.100: Fine
0.100~0.300: Slight
0.300~1.000: Moderate
1.000~4.999: Serious
Battery: 1 * lithium battery, 2000mAh (included)
Item size: 164 * 74 * 26mm / 6.5 * 2.9 * 1.0in
Package size: 280 * 225 * 70mm / 11.0 * 8.9 * 2.8in
Package weight: 501g / 1.1lb

Packing List:

1 * Air Quality Detector
1 * USB Cable
1 * User Manual
1 * Box