e501 WiFi Alarm Controller is a multi-functional network alarm system connecting multi-sensors and server, thus forming advanced high-tech wireless network alarm system via proactive alarm function.  The platform monitors events of mission-critical applications in real time and sends SMS alerts to users timely.  

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• Specification
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• Proactive alarm SMS to users for real-time attention;
  Multi-terminal sensor alarm simultaneously;
  Loss of communication alert;
  Multiple alarm messages for different abnormal states;
  Self-protection with test button and different indicator lights;
  With reset confirmation button;
  One Alarm controller can connect 20pcs sensors;
  Chargeable Battery inside and AC adapter available.  
  Easy installation and work with any mobile phone;
  
  
  
  
•   Fig. 1 and Fig. 2 show the front view and the back view of the e501 WiFi Alarm Controller respectively. 
    
  
             Fig. 1  e501 Front View                         Fig. 2   e501 Back View
  
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