Please Note: Because of shipping limitation, battery( DC9V 6F22 ) for smoke detector not included.

Features:
*Support three alarms: independent sound light flash alarm, wireless 433 transmission network alarm.
*360 degrees smoke detection and alarm, no dead angle, reliable. Built-in 90 dB sound and light alarm reminder, effectively prompting people to evacuate.
*Adopt high-performance photoelectric two-way scattering patented technology of two-receiving one-transmitting and high-sensitivity sensing, stable, reliable, safe and accurate.
*This smoke sensor can work alone to realize independent alarm at home. To achieve remote control on the phone, smoke detector needs to work with Sonoff RF bridge( 433Mhz, EV1527) host.
*Ultra-low-power microcontroller + photoelectric principle technology, long standby life battery use for 3 years.
*Low Voltage Alarm: When the battery voltage is lower than 6.8V, a warning sound is issued to remind the user to change the battery.
*Full snap-in patented structure, simple installation, no need for debugging and wiring. Convenient for cleaning and battery replacement.

Specifications:
Power Supply: DC 9V 6F22 alkaline battery (not included)
Standby Current: 10uA
Alarm Current: 100mA
Alarm Indication: Sound alarm LED flash
Sound Level: 90dB/3M
Detecting Area: 20 square meter
Wireless Frequency: 433MHz
APP: eWeLink
Operating Temperature: -10C ~+50C
Operating Humidity: 95% RH
Item Size: Approx. 10.5 * 10.5 * 3.5cm (L*W*H)

Package Information:
Package Size: Approx. 10.5*10.5*3.8cm / 4.1 * 4.1 * 1.5in
Package Weight: Approx. 120g / 4.2oz

Package List:
1* Wireless Smoke Detector
1* User Manual (English)

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Thương hiệu: OEM

eWeLink Smoke Detector Sensor Wireless 433MHz Fire Security Protection Alarm Sensor Work with Sonoff RF Bridge APP