Wireless Radio Link Smoke Detector

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 + 50C
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