ماژول وای فای ESP-01S

ESP-01S module is for providing wireless Wi-Fi connection to the Internet or LAN and communicates with microcontrollers through serial protocol.
Using this module, you can equip your project with Wi-Fi.
specifications
Working voltage: 3.3 volts
Communication type with microcontroller: UART serial protocol
It has an overhead antenna
Two general GPIO inputs or outputs
Settings through AT Commands
Support for Internet protocols such as P2P, TCP/IP
Low current consumption
Can be used with Arduino boards and other microcontrollers