LCD Display Digital Carbon Monoxide Gas Poisoning Sensor Alarm Warning Detector

Features: 3 years life, high precision electrochemical sensor. Good quality, good reliability and high stability. Power supply: 1 * 9 V battery (without battery). 85 decibel alarm, timely alarm to protect you and your family. LCD display, low battery warning function with test reset button. Specifications: Condition: Brand New Material: ABS Sensitivity and time: 50 ppm alarm at 60 90 minutes 100 ppm alarm in 10 40 minutes 300 ppm alarm in 3 minutes Power: 1 * 9 V battery (without battery) Quiescent current: <20UA Alarm current: <50mA Sensor: Electrochemical Carbon Monoxide Sensor Temperature: 0 degrees C 50 degrees C Detection concentration: 000 999 PPM Sensitivity level: 5 PPM Error range: + 10percent Package Weight: Approx.140g 4.9oz Package List: 1 * Carbon Monoxide Detector( Battery is not included ) 1 * Manual 1 * Installation Package