ESP32 V1.0.0 Rev1 4MB Flash Module (Lolin32 Compatible)

AED 25.00

Low stock


The ESP32 V1.0.0 Rev1 is a Wi-Fi and Bluetooth module with 4MB of FLASH memory. It is based on the powerful ESP32 microcontroller and is fully compatible with the Arduino platform. This module is ideal for a wide range of applications, including home automation, Internet of Things (IoT) projects, and wireless communications. With its high-performance processor, built-in wireless capabilities, and ample memory, the ESP32 V1.0.0 Rev1 is a great choice for any project requiring a reliable and powerful wireless module.



  • 4MB of FLASH memory: This module offers ample storage space, allowing for the storage of code, data, and other resources required for various applications. It provides sufficient room for program storage, web content, and data logging.
  • High-performance processor: The module boasts a dual-core processor with a clock speed of up to 240 MHz, providing considerable computational power for executing tasks efficiently and handling demanding applications.
  • Built-in wireless capabilities (Wi-Fi and Bluetooth): Equipped with both Wi-Fi (802.11 b/g/n/e/i) and Bluetooth (v4.2 and BLE) connectivity, the module enables seamless wireless communication. This feature facilitates connectivity with networks, other devices, and the internet, enhancing the module's versatility and applicability in IoT and communication projects.
  • Compatible with the Arduino platform: This module is compatible with the Arduino platform, ensuring compatibility with a vast ecosystem of development tools, libraries, and community support. It allows users familiar with Arduino to leverage their skills and existing projects while harnessing the module's advanced capabilities.
  • Ample memory: In addition to the 4MB of flash memory for program storage, the module likely includes additional RAM for runtime data storage and manipulation. Sufficient memory resources enable smooth execution of complex algorithms, efficient data handling, and support for multitasking applications.
  • Ideal for a wide range of applications: With its powerful processor, wireless connectivity options, and ample memory, the module is well-suited for various applications, including home automation, IoT projects, and wireless communications. Its versatility makes it suitable for both hobbyist and professional projects across different domains.



  • Dual-core processor with a clock speed of up to 240 MHz
  • 4MB of flash memory
  • Wi-Fi: 802.11 b/g/n/e/i
  • Bluetooth: v4.2 and BLE
  • Operating voltage: 3.3V
  • I/O voltage: 3.3V
  • Operating temperature: -40°C to +85°C
  • PCB antenna
  • Weight: 2.5g
  • Compatible with the Arduino platform



The board has a total of 34 pins, which include:

  • 17x Digital I/O pins
  • 8x Analog Input pins
  • 3x Serial Communication pins (TX, RX, RTS)
  • 2x I2C Communication pins (SDA, SCL)
  • 1x SPI Communication pins (MISO, MOSI, SCK, CS)
  • 1x I2S Communication pin
  • 1x Micro-USB for power and programming
  • 1x Reset button
  • 1x Boot button
  • 1x LED
  • 1x 3.3V power output pin
  • 1x GND pin

Pin Name Description
Digital I/O 1 General-purpose digital input/output pin 1
Digital I/O 2 General-purpose digital input/output pin 2
... ...
Digital I/O 17 General-purpose digital input/output pin 17
Analog Input 1 Analog input pin 1
Analog Input 2 Analog input pin 2
... ...
Analog Input 8 Analog input pin 8
TX Transmit pin for serial communication
RX Receive pin for serial communication
RTS Request to Send pin for serial communication
SDA Serial Data pin for I2C communication
SCL Serial Clock pin for I2C communication
MISO Master In Slave Out pin for SPI communication
MOSI Master Out Slave In pin for SPI communication
SCK Serial Clock pin for SPI communication
CS Chip Select pin for SPI communication
I2S I2S Communication pin
Micro-USB Connector for power and programming via USB cable
Reset Button to reset the module
Boot Button to enter boot mode or bootloader mode
LED Light Emitting Diode indicator
3.3V Output pin providing 3.3 volts of power
GND Ground pin


Package Includes:

  • 1 x ESP32 V1.0.0 Rev1 Wi-Fi Bluetooth 4MB FLASH Module
  • 2 x Pin Headers