JSN-999COM Live Voice Alarm Smoke Carbon Monoxide Alarm Detector without Battery

1. Product size: 126x40mm 2. Battery powered: DC 3x1.5V AA battery 3. Quiescent current: less than 20uA 4. Alarm current: less than 140mA 5. Alarm sound: sound and light prompt 6. Sensors: Electrochemical carbon monoxide sensor and infrared photoelectric sensor 7. Working temperature: 0-50 degrees Celsius 8. Working humidity: relative humidity 10%-95% 9. Carbon monoxide gas detection concentration: 000~999 PPM 10. Smoke sensitivity: 0.1% db/m-9.9% db/m 11. Alarm indication: LCD display / sound and light prompt / human voice alarm 12. Battery display: low battery alarm 13. Built-in smart chip, sensitive sensing, can accurately identify carbon monoxide or fire smoke in the air, without false alarms 14. Intelligent voice smoke high-pitched alarm, in the event of an accident, the danger can be handled in time according to the prompts Note: This product does not come with a battery