Formaldehyde Detector – Portable Indoor Air Quality Monitor (5-in-1)

Monitor indoor air quality effectively with this 5-in-1 portable detector. Designed for home or office use, it measures formaldehyde (HCHO), TVOC, carbon monoxide (CO), and other gases, giving you real-time insight to maintain a safe and healthy environment.

Main Features:

• 5-in-1 multifunctional gas detection: HCHO, TVOC, CO, and more
• Portable design with LED display for easy reading
• Simple button operations:
  • ON-OFF: Press and hold 3 seconds to power on/off; data displays 2 minutes after powering on
  • ANEW: Press and hold 3 seconds to calibrate and reset the instrument
  • RESET: Press and hold 3 seconds to clear data and start a new measurement (wait ~2 minutes before retesting)
• Natural airflow detection technology
• Power-on warm-up: 120 seconds
• Rechargeable battery with approx. 3 hours charging time and 180–240 minutes working time

Specifications:

• Battery Included: Yes
• DIY Supplies: Plumbing
• Gas Type: Multifunctional
  
• LCD Screen: Yes
• Display Mode: LED
• Measurement Error: ±0–30%
• Working Voltage: 5V
• Battery Capacity: 850 mAh