Description

Power: 9v alkali battery or Carbon battery
Working Principle: Photoelectric detecting
Working Current: Static current less than *0uA,alarm working current: ****0mA
Frequency: (Wireless) **5Mhz or **3Mhz,Transmitting distance ≥**0m (Open area, no interference)
Output: (Wired) dry contact ,output off circuit under arm, output short circuit under alarm, impedance less than *0ohm
Smoke sensitivity: Comply with UL No. **7 standard, factory testing value is 3.2% Weak dust per feet,sensors reacted.
Operating environment: *5 ° C **0 ° C,****0% non-condensing;
Buzzer sound volume: *5 dB at *0 ft;
Battery life: without the self-inspection function, at least one year;
install a smoke in the room with ****0 square meters, Install smoke detector 0.**2.5m above the important equipment 
Dimensions: **7mm (diameter) * *5mm (height).
Standard products, radio frequency (RF) technology compatibility parameters:
Sending code IC***7 oscillation resistor=**0K sending code IC***2 oscillation resistor=4.7M