Specification :

Characteristics
Built-in dedicated high performance CPU
Adopted Advanced Photoelectric detecting Technology, high sensitivity for kinds of smoke
Strong self-detect function, including Pollution, circuit malfunction, Sensor malfunction and battery undervoltage ,etc. ,
With dedicated dust processing, keeping high alarm Sensitivity.
Embedded Buzzer, awaken people for Fire or Device Malfunction
Low power consumption design, two AAA Alkaline batteries--2years Service Life
Built-in FLASH memory, save default parameter and Serving Info.
Effective area: fix the place under 6meters,effective Area 60square meters
service life:>10years
With emergency lamp for lighting
Built-in intelligent processors, Intelligent drift compensation, stable operation.
Working in Single or join to network to work as well.
Specifications:
Æ voltage :DC9V (high effective battery)
Æ standby current: d 20uA
Æ Alarm Current: d20mA
̠ Sounder  e 85dB
Æ Operating Temperature   -10^50
Æ Operating humidity: d95RH(40±2)