433 alarm smoke detector remote control smart home security remote rf radio frequency fire smoke alarm

433Smoke alarm detector

◎ Independent detection alarm + RF433 wireless transmission;
◎360-degree smoke detection alarm with no blind spots, reliable; ◎Built-in high-sensitivity sensing and detection technology, reliable and safe; ◎Includes a 110 decibel sound-and-light alert to effectively prompt people to evacuate the area;
◎ Utilizes ultra-low-power microcontroller + photoelectric technology, and batteries with extremely long standby life can last 3 to 5 years;
◎ One-click mute, one-click self-check, safe and reliable
◎ Battery under-voltage alert notification: When the battery voltage drops below the rated value, the transmission APP alerts the user to replace the battery;
◎ The rotatable detachable top cover design facilitates on-site cleaning and battery replacement

Working voltage: DC3V
Standby current: ≥5μA
Alarm current: ≥600mA
Battery specifications: 2 AA batteries (included without batteries at the factory)
Alarm sound level: ≤85 dBA (within a 15 cm range)
4 3 3 Transmission: RF4 3 3.9 2

Packaging dimensions: 93x93x38 mm

Weight with packaging: 97g