Power Source: DC9V(smoke detection)
DC4.5V(transmission/receiver: 3 pcs1 .5V AA battery)
Current: DC9V stand-by mode≤12uA
DC9V alarming mode≤20mA
DC4.5V working current≤230 uA
Alarm decibel≥85dB/3m
Frequency: 433.92MHz
Transmission/Receiver distance in open area≤60m
Low battery signal
Push to Test
Size: (diameter) 125 x 48mm
EN 14604:2005/AC: 2008 certified