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ESP8266 Module - ESP-01S

ESP8266 MODULE - ESP-01S

Add ESP8266 Wi-Fi to an embedded design.

Use an ESP-01S ESP8266 module for a custom Wi-Fi-enabled controller or serial-connected project. Check the module footprint, antenna arrangement, boot configuration and firmware against your design.

Before you order: Check the module footprint and pinout. Provide a suitable 3.3 V supply and use matching logic levels and boot settings.

Specifications

Item Value Description
Size 24.7x14.4x11mm ±0.2mm
SPI Flash 8Mbit
Interface — UART/GPIO
GPIO 2
Baud rate 115200 Support 300~4608000bps
Frequency 2.4GHz 2412~2482MHz
Antenna On board 2dBi
Transmit Power 16±2dBm 802.11b/g/n
Safety Certificate WEP/WPA-PSK/WPA2-PSK
Power Supply 3.3V
Working Temperature -20~85℃

Hardware connections

ESP8266 Module - ESP-01S — Hardware connections

Application ideas

  • Industrial manufacturing
  • Smart home
  • Smart Farm
  • IoT

Getting started

  1. Plan the module footprint, supply and boot-strapping pins.
  2. Use a suitable UART or programming interface and matching logic levels.
  3. Load or configure firmware and test communication before integrating your application.

Frequently asked questions

Can I use it like a USB development board?

This is an embedded module. Plan the programming interface, power supply, boot pins and any carrier hardware required by your design.

Documentation & downloads

Bulk orders & project enquiries

Need multiple units or a specific configuration? Send your quantity, project requirements and target delivery date so we can review your request.

Discuss your requirements

For order questions, email info@longan-labs.cc. For technical support, email support@longan-labs.cc.

Longan Labs

ESP8266 Module - ESP-01S

SKU: 2040007

$4.89

Shipping calculated at checkout.

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In stock

Fast and reliable delivery
12-month warranty

ESP8266 MODULE - ESP-01S

Add ESP8266 Wi-Fi to an embedded design.

Use an ESP-01S ESP8266 module for a custom Wi-Fi-enabled controller or serial-connected project. Check the module footprint, antenna arrangement, boot configuration and firmware against your design.

Before you order: Check the module footprint and pinout. Provide a suitable 3.3 V supply and use matching logic levels and boot settings.

Specifications

Item Value Description
Size 24.7x14.4x11mm ±0.2mm
SPI Flash 8Mbit
Interface — UART/GPIO
GPIO 2
Baud rate 115200 Support 300~4608000bps
Frequency 2.4GHz 2412~2482MHz
Antenna On board 2dBi
Transmit Power 16±2dBm 802.11b/g/n
Safety Certificate WEP/WPA-PSK/WPA2-PSK
Power Supply 3.3V
Working Temperature -20~85℃

Hardware connections

ESP8266 Module - ESP-01S — Hardware connections

Application ideas

  • Industrial manufacturing
  • Smart home
  • Smart Farm
  • IoT

Getting started

  1. Plan the module footprint, supply and boot-strapping pins.
  2. Use a suitable UART or programming interface and matching logic levels.
  3. Load or configure firmware and test communication before integrating your application.

Frequently asked questions

Can I use it like a USB development board?

This is an embedded module. Plan the programming interface, power supply, boot pins and any carrier hardware required by your design.

Documentation & downloads

Bulk orders & project enquiries

Need multiple units or a specific configuration? Send your quantity, project requirements and target delivery date so we can review your request.

Discuss your requirements

For order questions, email info@longan-labs.cc. For technical support, email support@longan-labs.cc.