MISOL PM2.5 Air Quality Tester Monitor Wireless with Indoor Temperature and Humidity Solar Powered

Description It is a PM2 5 tester with monitor the PM2 5 sensor will transmit the data to the display wirelessly 433Mhz 1 Solar panel2 Battery Compartment Cover3 Red LED Indicator RF transmission 4 Blue LED Indicator charging status 5 USB Port6 Battery Compartment1 Integrated Hanging Hole2 Tabletop Stand3 C F Button4 MAX Button5 Battery Compartment6 Battery Compartment Cover 1 Current PM2 5 Concentration2 Air Quality Level3 Current AQI4 Indoor Temperature5 Indoor Humidity6 1h Max AQI7 1h Max PM2 5 Concentration8 Outdoor Reception IconFeatures 1 Wireless PM2 5 sensor measuring air quality2 Indoor temperature and humidity C or F 3 6 grades air quality levels indicator Good Moderate Mild Unhealthy Severe and Hazardous4 PM 2 5 current and max value for 1h 24h since last reset 5 Every 60 secon d the unit will receive wireless PM 2 5 sensor 6 Temperature units C F selectable7 Battery power condition indicator8 Rechargeable batteries and solar panel as backup power included9 Wall hanging or free standingSpecifications 1 Indoor temperature rang e 9 9 60C 14 18F to 140F Temperature accuracy 1 0C 1 F 2 PM 2 5 measure rang e 0 999ug m3Accuracy 15 3 Indoor Humidity 3 RH 25C 30 RH to 80 RH 5 RH 25C 1 RH to29 RH 80 RH to 99 RH Wireless specifications 1 wireless transmission distance in open air Max 100meters if theres obstacle in between or Signa l interference the dista