smoke detector PA-438W

1,Exclusive smoke intelligent algorithm.
2,High sensitivity zero false alarm strong anti-interference.
3,With voice prompts and voice alarms functions.
4,GSM/GPRS intranet alarm system support multi-channel alarm like SMS central internet WiFi 433mlz NB-LOT etc to ensure that the alarm is stable and reliable.

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Product Description

Product features:
1,Exclusive smoke intelligent algorithm.
2,High sensitivity, zero false alarm, strong anti-interference.
3,With voice prompts and voice alarms functions.
4,GSM/GPRS intranet alarm system, support multi-channel alarm, like SMS, central internet, 
 WiFi 433mlz NB-LOT etc to ensure that the alarm is stable and reliable.
5,Support SMS, central remote control and parameter settings.
6,GPRS is real-time online to get the latest working status of the device at any time.
7,Up to 5 groups preset alarm calls, which can be set together with its SMS switch respectively.
 
Technical Parameters
1,Input voltage: DC5V (micro USB standard interface power supply)
2,Operating current: <120mA
3,Response time: < 30 seconds
4,Gas sensor: Life expectancy for three years
5,Installation method: wall hanging
6,Air pressure: 86 ~ 106Kpa
7,GSM system: 850/900/1800/1900MHz
8,Operating temperature: 0~55°C
9,Relative humidity: <80% (no condensation)
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