Description:   LCD CO Carbon Monoxide Poisoning Sensor Human Voice Warning Alarm Detector

Features:
 1. Human voice prompt.2. High reliable electrochemical sensor.3. Carbon monoxide gas concentration displaying(PPM)、 clock displaying (24-hour system).4. DC 9V by battery(Not included).5. Low current consumption、 ultra-long standby time.6. Battery capacity displaying.7.Alarm memory function (record at most 7 times’ alarm).8. Auto detect sensor failure.9.Easy choose CN、 EN、 UL three standards.

 Specification:
 1.Power supply:1 x 9V battery(Not included)2.Sensor type: Electrochemical CO sensor3.Temperature: 0-50°C4.Relative humidity: 10-95%5.Detecting level range: 000-999PPM6.Alarm concentration: 030-999PPM7.Battery status: Low battery warming8.Size: 125 x 72 x 35mm
 Package Included:
 1 x Carbon Monoxide  Human Voice Warning Alarm2 x Screws1 x English User Manual
Details pictures: