smoke detector alarm

battary smoke detector
1. sensor: England CIC-AEA chamber
2. Operating voltage: DC 9V
3. working current : dc12v ,24v

battary smoke detector

1. sensor: England CIC-AEA chamber 
2. Operating voltage: DC 9V
3. working current  : dc12v ,24v  
4. Standby current: less than 10uA
5. Alarm current: 10mA - 20M
6. Operating temp.: -5 to +60 degrees
7. Working humidity: less than 95%RH 
8. Alarm mode: sound & flash alarm
9. Alarm volume: 85dB/(10 feet)   
10. Sensitivity: adapt to U1217 standard