JKD-616 Voice Warning LCD CO Carbon Monoxide Tester Poisoning Sensor Alarm Detector

Features: Model:JKD-616 1. Human voice prompt. 2. High reliable electrochemical sensor. 3. Carbon monoxide gas concentration displaying(PPM). 4. 3*1.5V AAA by battery (not included). 5. Low current consumption, ultra-long standby time. 6. Low battery prompt. 7. Alarm memory function. 8. Auto detect sensor failure. 9. EN(EN 50291) standard. Specification: 1.Power supply: 3*1.5V AAA(not included) 2.Sensor type: Electrochemical CO sensor 3.Temperature: 0-50°C 4.Relative humidity: 10-95% 5.Detecting level range: 000-999PPM 6.Sensitive level: 5PPM 7.Battery status: Low battery warming 8.Size: 100 x 100 x 26cm 9.Color: White Package Included: 1 x Carbon Monoxide Alarm 2 x Screws 1 x English User ManualDetail Pictures: