General description The Mini CO Sensor Carbon Monoxide Alarm Detector is designed for accurate detection of carbon monoxide (CO) levels in your home or kitchen. It features a loud alarm and a visible LED display to ensure your safety and peace of mind. Technical specifications Power Supply: 2 x AAA batteries (not included) Operating Conditions: 5℃-40℃ / 41℉-104℉, 20-90% relative humidity Alarm Sound: 85DB (at 3 meters) Alarm Current: 75μA Color: White Material: Plastic Measurement allowed error: +/- 1-3cm Installation Easy installation with wall mounting holes Includes screws for secure attachment Slide to remove the back cover for battery replacement Usage Alerts when CO levels exceed safe concentrations 3-digit LED display shows current CO concentration (not displayed below 30ppm) Alarm standards: 50ppm (alarm within 60-90 minutes), 100ppm (alarm within 10-40 minutes), 300ppm (alarm within 3 minutes) Other information When testing the detector, do not blow directly into the sensor