core parts
モデル wl-867
示例内容摘要8
ハイライト: Private communication protocol;Using 485 to communicate with the server host;3.7v battery.
| Private communication protocol;Support lora relay;Using 485 and 4G to communicate with the server host. |
Two independent lora modules for receiving and transmitting;Communication distance not less than 400 meters;Lora frequency 473MHz;Supports up to 200 devices;