Sensor Gas Keracunan Karbon Monoksida CO

Description Features: Sensitivity/Alarm Time: Within 60~90 minutes at 50ppm CO concentration; Within 10~40 minutes at 100ppm CO concentration; Within 3 minutes at 300ppm CO concentration LCD Displayer (optional): 3 digits LCD displayer Audibility: 85dB ( at 1m distance ), Frequency 3 - 0.5KHZ Standby Current: 50mA Alarm Current: 50mA Standby Mode: Green Led flashes once every 30 seconds Alarm Mode : Red Led quickly flashes 4 times with unit chirping every 5 seconds, then repeat, Low-bat Indicator:Chirp every 30s as battery lower than 3.3V with green LED flashing and Lb on LCD Mal-function Indicator: Chirp every 30s with green LED out and Err on LCD Power consumption: 0.3mW Powered By: 3 x AA Batteries (Not included) Alerts users when batteries needs to be replaced This alarm is highly recommended to be mounted on a wall surface Compact, lightweight amp; easy to operate Specifications: Color: White Size: 10 x 4cm Sensor: Electrochemical CO sensor