Attributes

Brand	-
Category	Electronic Components / Maker DIY / Development Boards & Control Boards
Origin	-
Processor	Dual-Core Tensilica LX6 240MHz
Flash Memory	4MB SPI Flash
SRAM	520KB
Wi-Fi Standard	802.11 b/g/n
Bluetooth	v4.2 BR/EDR and BLE
GPIO Pins	34 Pins
ADC	12-bit SAR ADC up to 18 channels
Operating Voltage	3.3V
USB Interface	Micro USB (CP2102)
Dimensions	55mm x 28mm x 13mm

5 reviews

Anonymous

Apr 16, 2026

Rating: 3/5

Driver installation needed

Had to install CP2102 drivers manually on Windows 10. Once done, it works fine.

Anonymous

Mar 28, 2026

Rating: 5/5

Perfect for IoT starters

Got this working with Arduino IDE in minutes. Wi-Fi range is impressive for the size.

Anonymous

Mar 01, 2026

Rating: 5/5

Best value microcontroller

Dual core processing makes multitasking easy. Bluetooth pairing was seamless with my phone.

Anonymous

Mar 01, 2026

Rating: 4/5

Great board, minor pin confusion

Performance is solid. Just check the pinout diagram carefully as some pins are input-only.

Anonymous

Feb 15, 2026

Rating: 5/5

Reliable for production prototypes

Stable connection and low power consumption in deep sleep mode. Highly recommend.

5 FAQ

Q: Does it come with pins soldered?

A: This version usually comes with headers unsoldered unless specified otherwise in the variant.

Q: Is this compatible with 5V logic sensors?

A: No, the GPIO pins are 3.3V logic. Use a level shifter for 5V sensors to avoid damage.

Q: What is the deep sleep current consumption?

A: Typically around 10 microamps depending on your specific configuration and peripherals.

Q: Can I program this with Python?

A: Yes, it supports MicroPython and CircuitPython firmware flashing.

Q: Can I use it with PlatformIO?

A: Yes, PlatformIO has excellent support for the ESP32 WROOM module.

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