

|  			 Basic   			specifications  			 |  			Operating frequency band | 470MHz/433MHz | 
| Channel bandwidth | 125kHz | |
| Transmitting power | 17dBm | |
| Transmission distance | 5km(Depending on time and distance) | |
| Receiving sensitivity | -132 dBm @(SF=11,125KHz) | |
| Communication standards | LoRaWAN | |
| Encryption mode | AES128 | |
| Power Supply | 2 No. 7 AAA batteries (replaceable) | |
| Working hours | 1 year | |
| Indicator light | The flashing green indicator indicates that the normal operation information is reported. The flashing yellow indicator indicates that the alarm information is reported. | |
| Heartbeat interval | 12h (the default value is configurable) | |
| Alarm interval | Emergency alarm (remind that doors and windows are not closed): 30s. General alarm (undervoltage, etc.): 2 h. The above are default values, which can be configured and adjusted. | |
| Multi function button | One click deployment and disarm. | |
| Size | 95*54*20mm(包含磁柱) | |
| Other specifications | Working temperature | -10℃~50℃ | 
| Operating humidity | <95% | 



