A4 Home-use High Accuracy LED Digital Display USB Mini Portable PM2.5 CO2 Detector Multifunctional Air Tester

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 monitor the air quality. Features: Mini and portable easy to use and carry can be placed anywhere needed. Large screen display makes it easier to read data. Built-in high accuracy sensors for more accurate and stable detection of PM2.5 in the air. The different colors of the panel indicators represent different air quality levels and it is perfect for daily air quality monitoring. The USB design is easy to use and can extend the service time. Suitable for many occasions such as offices homes gardens vehicles etc. Easy and convenient to operate and read the data. Specifications: A4: Detect PM2.5 PM1.0 PM20 ₂ number of particles temperature and humidity Screen size: 2.8in Material: plastics+metal PM 2.5 measurement : 0-2048ug/ PM 2.5 accuracy display: 1ug/ PM 1.0 measurement : 0-2048ug/ PM 1.0 accuracy display: 1ug/ Temperature measurement : 0-50℃ Temperature measurement accuracy: ±2℃ Humidity measurement : 20-90%RH Humidity measurement accuracy: ±5%RH Item size: 85 * 65 * 43mm / 3.3 * 2.6 * 1.7in Item weight: 117g / 4.1ounce Package size: 180 * 120 * 100mm / 7.1 * 4.7 * 3.9in Package weight: 210g / 7.4ounce Packing List: 1 * PM2.5 Detector 1 * USB Cable 1 * User Manual