{"product_id":"fnirsi-sfd-02-4-in-1-indoor-air-quality-monitor","title":"FNIRSI SFD?02 4 in 1 Indoor Air Quality Monitor","description":"1. Real-time HCHO \u0026amp; TVOC Detection\u003cbr\u003e2. HCHO range: 0–2000?ppm (electrochemical sensor)\u003cbr\u003e3. TVOC range: 0–10?mg\/cubic meters (semiconductor sensor)\u003cbr\u003e4. Audible\/visual alerts when thresholds exceeded; default thresholds: 0.08?mg\/cubic meters for HCHO and 0.30?mg\/cubic meters for TVOC\u003cbr\u003e5. Comprehensive Air Quality Assessment\u003cbr\u003e6. Displays formaldehyde safety in 5 grades \u003cbr\u003e7. Includes temperature, humidity, and real-time clock display\u003cbr\u003e8. Records past data for trend analysis\u003cbr\u003e9. Calculates spatial averages across monitored spaces\u003cbr\u003e10. Estimates remediation time, cost, and materials based on room size \u003cbr\u003e11. 2.4-inch HD tempered-glass display with adjustable backlight\u003cbr\u003e12. Compact and lightweight, 75×45×95?mm\u003cbr\u003e13. Built-in 1000?mAh lithium battery delivers 8–10?h runtime\u003cbr\u003e14. USB-C fast charging (5?V\/2?A), fully charged in ~1.5?h\u003cbr\u003e15. Supports operation while charging\u003cbr\u003e\u003cbr\u003e","brand":"DropKart","offers":[{"title":"Default Title","offer_id":44040179744856,"sku":"EDA0083580","price":172.68,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0721\/3947\/2984\/files\/EDA0083580.jpg?v=1777279159","url":"https:\/\/dropkartllc.com\/products\/fnirsi-sfd-02-4-in-1-indoor-air-quality-monitor","provider":"DropKart LLC","version":"1.0","type":"link"}