When you need to send data wirelessly, you have a lot of choices these days. Wi-Fi, Bluetooth, Zigbee, and cellular connections are some of the more common options, but a relatively new protocol is growing in popularity. LoRa provides low-power, low-bandwidth communications over medium ranges—between 2 and 15 kilometers, depending on how cluttered the environment is.

中文翻译：

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动手

当您需要无线发送数据时，如今您有很多选择。Wi-Fi、蓝牙、Zigbee 和蜂窝​​连接是一些更常见的选项，但一种相对较新的协议正越来越受欢迎。LoRa 可在中等距离（2 至 15 公里）内提供低功耗、低带宽的通信，具体取决于环境的混乱程度。