Specification:
Operating voltage DC4.5V(3*AA battery)
Sensor type Electrochmical sensor
Alarm signal Sound and light indication
Sensor lifespan Max.10 years
Sampling Method Natural diffusion
Alarm sensitivity 50ppm (60-90 minutes)
100ppm (10-40 minutes)
300ppm (3 minutes)
Sound level ≥85dB in 3 meters
Communication protocol WiFi-2.4GHz
Preheat period Approx. 90 seconds
Operating temperature -10℃ ~ +45℃
Operating humidity ≤95%RH(no condensation)