Zuosheng Air Quality Monitor, CO2 Meter CO2 Sensor Multifunctional CO2 Detector Home Appliance USB Charging Air Quality Monitor Air Quality Analyzer Gas Detector

Professional NDIR Infrared Detection Tech Adopts non-dispersive infrared sensor with full-range temperature calibration to guarantee accurate air quality detection results. Dual Visual Alarm Reminders Equipped with indicator lights and comfort facial expression icons to intuitively remind users of abnormal air quality. Auto Power-Saving Backlight Screen backlight auto-shuts down after 10 minutes of inactivity; single key tap wakes up the display conveniently. Long-Lasting Rechargeable Battery Built-in large-capacity 18650 lithium cell with extended standby time, supports universal USB charging for repeated use. Foldable Stand Design Rear fold-out stand allows stable placement on tabletops for uninterrupted real-time air monitoring indoors.