Meco Digital Formaldehyde Detector Hcho & Tvoc Meter Indoor Home Air Quality Tester

Are you worried about the formaldehyde of your newly decorated home? Do you know the bad air condition in your car that will cause big harm to you health? Do you want a air quality detector meter that can help you analyze the air around your little baby? Features: The formaldehyde detector meter is adopted quality PE material for shell, good touch feeling, non-toxic, eco-friendly and durable to use. The meter can analyze air quality and detect HCHO and TVOC Big electronic screen, clear display, convenient for your reading. Strong anti-interference, detect more accurate. With calibration function, calibrate the meter under better quality air condition, such as balcony or outdoor bush. With usual calibration, the formaldehyde detector will work more accurately. The formaldehyde detector meter is suitable for new furniture & decoration, living room, for the new car etc. Specification: Shell Material: PE Concentration Unit: mg/m3 HCHO Range: 0.000~1.999 mg/m3 TVOC Range: 0.000~9.999 mg/m3 Atmosphere Pressure: 86Kpa~106Kpa Relative Humidity: 20%~85% Working Voltage: 2.4~3.0V Detection Technique: Semiconductor Sensing Technology Working Temperature: -10C~45C Storage Temperature: -20C~50C Battery: 2 x AA Battery (not included) Size: about 118*55*22mm How to Use? 1. Install the batteries. 2. Turn on the Power Switch, the detector starts to preheat, and LED screen will display the count-down. 3. Calibrate: After count-down ending, take the detector outdoors in fresh air environment for 8 minutes, and then press the button 3 seconds calibrate to zero. After calibration, the detector is ready for use. 4. Star to detect: Take it indoors and wait for above 2 min to read the result. 5. After finishing detecting, turn off the power switch, and then keep it well. a. If HCHO density0.10 mg/m3, it means air quality is good. b. If 0.10 mg/m3 c. If HCHO density >0.30 mg/m3, the alarm rings 6 times, it means air quality is worse. Package includes: 1 x Formaldehyde Detector(No included battery) Details pictures: