Htovila Portable Analyzer Multifunctional O3 Meter Air Detector Intelligent Sensor Meter Air Quality Pollution Monitor

all know that air is an indispensable part of our lives. The quality of air is affecting our body and mind but the air is colorless and tasteless can t measure it with the eyes. At this time need an air tester to help to monitor the air quality. 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 residue after . Large 2000mAh capacity lithium battery. On-board fan to draw in ambient air for more accurate real-time results. Micro USB Low battery warning. Electrochemistry sensor for O3. and Humidity sensor. AQI for concentration index. Support time and date self-calibration function. LCD screen display various parameters. USB port for convenient using. With a storage box for easy carrying. Specifications: Material: ABS Color: black+orange Screen size: 2.8in 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