Attributes

Brand	-
Category	Electronic Components / Maker DIY / Development Boards & Control Boards
Origin	-
Microcontroller	ESP32-WROOM-32
CPU Frequency	240 MHz Dual Core
Flash Memory	4 MB SPI Flash
SRAM Capacity	520 KB
Wi-Fi Standard	802.11 b/g/n (2.4 GHz)
Bluetooth Version	v4.2 BR/EDR and BLE
GPIO Pins	34 Programmable Pins
Input Voltage	5V via Micro USB Port
Logic Level	3.3V
Compatibility	Arduino IDE, MicroPython, PlatformIO

5 reviews

Anonymous

Apr 05, 2026

Rating: 5/5

Great for beginners

Easy to upload code and the Wi-Fi connection is stable. Perfect for my first IoT project.

Anonymous

Mar 28, 2026

Rating: 4/5

Good kit

Hardware is excellent but the included pinout diagram was a bit small. Otherwise works great.

Anonymous

Mar 07, 2026

Rating: 5/5

Solid hardware

Wi-Fi range is impressive compared to ESP8266. The dual core processing is a nice bonus.

Anonymous

Feb 10, 2026

Rating: 5/5

University project approved

Used this for my final year project. Fast shipping and everything arrived in good condition.

Anonymous

Jan 21, 2026

Rating: 5/5

Perfect for home automation

Low power mode works well with battery power. Using it for sensor nodes around the house.

5 FAQ

Q: Can I use 3.7V LiPo battery?

A: Yes, you can connect a 3.7V LiPo battery to the VIN and GND pins.

Q: Does it come with a USB cable?

A: Yes, a Micro USB cable is included in the box for power and programming.

Q: What is the max current per pin?

A: The recommended current is 12mA per pin, with an absolute maximum of 40mA.

Q: Does it support OTA updates?

A: Yes, the board supports Over-The-Air updates when using the Arduino IDE or PlatformIO.

Q: Is 5V GPIO safe?

A: No, the GPIO pins are 3.3V tolerant only. Applying 5V may damage the board.

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