Real‑Time CO Monitoring – Continuously measures carbon monoxide concentration, triggers alarm at 128ppm (±50ppm) Clear LCD Display – Shows current CO level (ppm) for easy visibility Audible & Visual Alarm – Loud ≥70dB siren with flashing red light to alert occupants WiFi Connectivity – 802.11 b/g/n (2.4GHz) connects to Tuya/Smart Life APP for remote notifications Fault Self‑Test – Automatic diagnostics; fault light indicates sensor or …