Wireless Smoke Alarm RC421-WL

Specification:

* Power Supply: 9V DC Battery
* Photoelectric Sensor
* Radio Frequency: 433.92 MHz
* Range: 50 meters (min) in free space
* Maximum Link Number: 20PCS
* Two-Tone LED:
Red LED Indicates Alarm
Green LED Indicates Radio Signal is Received
* ''Battery Missing'' Lockout
* Low Battery Alarm
* High Sensitivity
* Humidity Range: 15% to 95% RH
* Operating Temperature: -10 to +50
* Built-in Sounder to give a minimum sound output of 85dB at 3m
* Senses Smoke Using the light Scatter Principle
* Quick Response to Visible Smolding Smoke
* Test Button Simulates Smoke--Use to Check Performance
* Standby Current: 40uA
* Alarm Current: 30mA
* Horn Level: 85 Decibels at 10 feet.
* Battery life: 1 year min.
* Size: 110mmX25mm

CE and EN14604 approved