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Features:
1) With high capability and low consumption PIC16F676 single chip, adopting
perfect design of software and hardware, the product has high self-check
and anti-jamming function, strong reliability
2) We program into chip by ourselves. So our smoke detector has strong
stability, can not misinform alarm
3) Using the advanced photoelectric smoke inductive technology, it can give
alarm if smoke reaches certain thickness
4) With 9V battery, low consumption, normally a section dry battery can
use one year above at least
5) This product has no use wire, easy installation, international popular style
and beautiful feature, can give alarm both sound and light at the same
time
6) Technique parameter:
a) Operating temperature: -10 - 55° C
b) Operating humidity: <95% RH (45° C)
c) Operating voltage: DC 9V
d) Operating current: 30? A (stakeout) 20m A (alarm)
e) Sensitivity: ?0.8d B/m
f) Alarm sound level: ?90d B/m
7) State:
a) Alarm: indicator light is red; flashing rate 2times/sec; buzzer sounds
2times/sec
b) Normal: indicator light is green; flashing rate 1time/20sec, buzzer silent
c) Fault: indicator light is green; flashing rate 1time/20sec; buzzer sounds
2 times
d) Self-check: after press the button, indicator light is green; flashing rate
2times/sec; buzzer sounds 2times/sec
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