The ESP-01S Relay Module is based on AI-Thinker ESP-01S Wi-Fi Module. It is mostly used in smart home to control any device with the help of phone. The demo code is already uploaded in the ESP-01S just required to supply a DC5V and you can control it. It is designed for DIY projects, internet of things and smart home. It can be used by its APP or LUA source code can be used.
