The SIM800L module is a GSM/GPRS module that can be used to connect to the internet via a cellular network. It has a built-in SIM card slot and can be used to send and receive data over a cellular network connection instead of WI-Fi.

The SIM800L module is a GSM/GPRS module that can be used to connect to the internet via a cellular network. It has a built-in SIM card slot and can be used to send and receive data over a cellular network connection instead of WI-Fi.