FNIRSI SFD?02 4 in 1 Indoor Air Quality Monitor – Fast Charging

FNIRSI SFD?02 4 in 1 Indoor Air Quality Monitor – Fast Charging.

Key Features:

• Real-time HCHO & TVOC Detection
• HCHO range: 0–2000?ppm (electrochemical sensor)
• TVOC range: 0–10?mg/cubic meters (semiconductor sensor)
• Audible/visual alerts when thresholds exceeded; default thresholds: 0.08?mg/cubic meters for HCHO and 0.30?mg/cubic meters for TVOC
• Comprehensive Air Quality Assessment
• Displays formaldehyde safety in 5 grades
• Includes temperature, humidity, and real-time clock display
• Records past data for trend analysis
• Calculates spatial averages across monitored spaces
• Estimates remediation time, cost, and materials based on room size
• 2.4-inch HD tempered-glass display with adjustable backlight
• Compact and lightweight, 75×45×95?mm
• Built-in 1000?mAh lithium battery delivers 8–10?h runtime
• USB-C fast charging (5?V/2?A), fully charged in ~1.5?h
• Supports operation while charging

Package Info: Weight: 0.29kgs / 0.65lb, Size: 15cm * 10cm * 5cm / 5.91inch * 3.94inch * 1.97inch

Shipping: Shipping charges and final delivery dates are shown at checkout.