5-in-1 Indoor Home Portable Air Monitor TVOC Formaldehyde Detector(W17A Light Gray)

1. Measuring range: 400-5000 2. Measurement accuracy: 5PPM 3. Measurement objects: W17 (carbon monoxide + carbon dioxide + formaldehyde + air quality + chemical pollutants) W17A (carbon monoxide + carbon dioxide + formaldehyde + temperature + humidity) 4. Applicable scenes: indoors, in cars, public places, stations, gardens, schools 5. Power: 5W 6. Application technology: natural air flow detection technology 7. Display mode: LED 8. Error fluctuation: 0-30% 9. Power on warm-up: 120 seconds 10. Working voltage: 5V 11. Battery capacity: 850mAh 12. Charging time: about 3 hours 13. Working time: about 180-240 minutes 14. Product dimensions: 6.3 x 2.6 x 12 cm 15. Product weight: about 235 grams