Qooarker Air Quality Detector - Accurate Testing Formaldehyde(HCHO) Monitor also PM2.5/PM10/TVOC Test Air Quality Meter with Time Display for Car Indoor Detection Outdoor Detection

Specification: Sensor:Planar Semiconductor Gas SensorTest Item:Formaldehyde, TVOC Test Range: HCHO:0-2.999mg/m³ TVOC:0-9.999mg/m³ Display Unit:mg/m³ Alarm:sound and light alarm Alarm point: HCHO: Low alarm point 0.08mg/m³,high alarm point 0.15mg/m³ TVOC: Low alarm point 0.15mg/m³,high alarm point 1mg/ Battery Type:3AAA/7 alkaline battery(not included) Operating Temperature:0-+50°C Operation Humidity:15%-90%RH(non condensation) Please be noted: - It should do calibration before detection(after finish the initializing),please refer to user manual or send us message for assistance. - Testing result would be influenced when using it at low power.Package includes: 1 x Formaldehyde Detector 1 x Instruction