Formaldehyde TVOC Sir Quality Detector PM2.5 $ 47.42 Product Information: Detection technology: Natural air flow detection technology Applicable temperature: 18 + 50 Display mode: LCD + backlight Applicable humidity: 10-70% HR Product size: 136mmx 60mmx23mm Monitoring float: 20% - 50% Charging standard: 5v-1a Battery type: Built in polymer battery Standby time: About 240-360 minutes Battery capacity: 1000 Ma Product packing list Main machine1, charging line1, manual1, warranty card 1,certificate*1
