ESP-01 ESP8266 Wi-Fi Module

ESP-01 ESP8266 Wi-Fi Module

The iconic ESP-01 is a miniaturized Wi-Fi module with standard 2x4 (8-pin) male headers. Extensively used to add wireless networking to Arduino boards via serial AT commands, or programmed as a standalone smart switch.

Specifications

• Tensilica 32-bit processor @ 80 MHz
• 1 MB (8 Mbit) SPI Flash memory
• Standard 2x4 pin 2.54mm pitch header
• Factory pre-loaded with official Espressif AT firmware
• Integrated PCB trace antenna