Power Source

AC 220-240V, DC 9V battery backup

AC Standby Current

< 100mA

AC Alarm Current

< 100mA

DC Standby Current

< 20uA

DC Alarm Current

< 35mA

Heat Sensitivity

54℃-65℃

Comply With Standard

BS 5446-2:2003

Alarm Volume

>85dB(A) @ 3 meters.

Low Voltage Threshold

<DC 7.5V

Hush Time

about 8minutes

Product Service Life

>10 year

Humidity Range

≤93% relative humidity (RH)

Temperature Range

0℃~40℃

Sound Pattern

ISO8201 (BI 0.5s - pause 0.5s - BI 0.5s - pause 0.5s - BI 0.5s - pause 1.5s, with the RED LED flash, repeat this alarm pattern)

Size

140mm in diameter x 58.8mm depth