natural gas alarms for home PA-210

1,High-sensitivity high-stability long-life gas sensor
2,Response recovery is fast response time30 seconds
3,Large screen LCD displays gas concentration and device status in real time
4,GSM/GPRS intranet alarm system support multi-channel alarmlike SMS central internet Wi-Fi 433mlz NB-LOT etc to ensure that the alarm is stable and reliable

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Product Description

Technical Parameters
1,Quiescent current:<20mA
2,Alarm current:<350mA
3,GSM system: 850/900/1800/1900MHz
4,Operating temperature: 0℃ +50℃
5,Relative humidity: ≦ 95% RH
6,Battery low voltage prompt: 3.9 ± 0.3V
 
Product features
1,High-sensitivity, high-stability, long-life gas sensor
2,Response recovery is fast, response time30 seconds
3,Large screen LCD displays gas concentration and device status in real time
4,GSM/GPRS intranet alarm system, support multi-channel alarm,like SMS, central internet, Wi-Fi, 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
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