Because the SIM800L module is very flexible, a great GSM project design can be relatively simple. But there are a number of ...

Thank you for your interest in this project. Unfortunately, this project is no longer maintained as I no longer have a ...

It is very easy to build an “SMS-controlled relay” with the help of a cheap GSM modem module and a small microcontroller board.

Makers and tinkerers, add cellular power to your projects with the SIM800L module! This compact board lets you send SMS, make ...

There was an error while loading. Please reload this page. Women often face safety concerns when traveling alone or in unfamiliar ...