LCD Digital 4 In 1 Air Quality, Detector For Formaldehyde VOC PM2.5/PM10 Detectable Substances: 1.HCHO(Formaldehyde) 2.Tvoc(Volatile Organic Compound) 3.PM2.5 4.PM10 Description: 1.Air quality detector is a multi-functional intelligent household small-scale air quality monitoring equipment. It is a non-professional testing instrument. The measured data can only be used as a reference for the change of househod air environment. Compliance with Test Range Standard and Compliance with CE Standard. 2.Powered by rechargable lithium battery, the air quality detector makes it easy to take measurements from one room to another in order to get an overview of the air quality in a home, school, a daycare centre or any other location. 3. The measurement is displayed on a high definition screen, small and light design for easy carrying. 4. Natural air flow detection technology is adopted to determine air quality problems more accurately. 5. Built-in polymer battery, energy saving and environmental protection, long standby time. 6. Widely be used in home, office, enterprise, government, school and car, etc. 7. Detect and monitor air problems at any time to ensure the health of family members or employees. Reminder: This type oftester is a household product. The test data are for reference only and can not be used as any basis data. Specifications: Application Technology : Air Natural Flow Display Mode: LCD Color Screen Digital Display Error Floatin: 3%-30% Product Specification : 120mm×72mm×34mm Working Voltage:5V Boot Preheating:120S (only.formaldehyde TVOC senson) Detectable Substances: 1.HCHO(Formaldehyde) 2.Tvoc(Volatile Organic Compound) 3.PM2.5 4.PM10 Package Included: Air Quality Detector *1 Manual *1 USB Line*1 ORIGIN: GABY INSTRUMENTS