[My characteristics]

Simple operation: Will operate the serial port will control me (provide instruction set; I am serial WIFI)
Start time: 6S. (Common WIFI module on the market is usually more than 6S startup time, some even close to 30S)
Power consumption: 3.3V power supply, 170mA-300mA. (Large power consumption, suitable for non-battery power supply and other applications where power consumption is not required)
With shielding cover: The core part of the module is packaged. (many manufacturers do not add shielding measures)
Suitable for hotspots: more access terminals, support for routing / bridge mode network architecture. (Router AP scheme)
TCPB function: Supports 2 x TCP function, which can support 2 network connections at the same time. (Common modules on the market do not have this function)