1. Wireless connection, APP control, remote alarm, SMS notification
2. Carbon monoxide + smoke combination design, sound and light alarm
3. Using microcomputer control technology for processing, good stability, low power consumption, high sensitivity
4. Small and thin, easy to install, easy to operate
5. Power supply: 1.5V AA batteries x 2 (not included)
6. Material: ABS
7. Sensor: infrared photoelectric sensor
8. Alarm current: less than 30mA
9. Sound alarm: more than 85 db / 3m
10. Operating temperature: 0-40 degrees Celsius
11. Size: about 12 x 3.1cm
12. Weight: about 83g
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