1. Consider the working environment of the equipment, such as forests, buildings, and metal mines. If there are many interference sources, you can choose a wireless module with strong anti-interference, such as 433HZ wireless module, lora wireless module, etc. are anti-interference Very capable wireless module.

2. Choose a wireless module that suits you according to your own needs. You need to consider whether the transmission distance, power, interface, etc. meet your needs.

3. When selecting a wireless module, be sure to choose an antenna that matches the wireless module. Antennas are required for both reception and transmission of the wireless module. Appropriate antennas can optimize the network and increase communication range and reliability. Otherwise, communication quality will be affected. decline. Spring antenna, suction cup antenna, rod antenna

4. Cost-effective.

5. Consider the size of the wireless module and whether it can be embedded in the device.