Attributes

Brand	-
Category	Electronic Components / Maker DIY / Development Boards & Control Boards
Origin	-
Processor	RISC-V 32-bit Single-core
Wi-Fi Frequency	2.4 GHz
Bluetooth Version	5.0 LE
Flash Memory	4 MB
SRAM	400 KB
Operating Voltage	3.3V
Input Interface	USB Type-C
GPIO Count	22 Programmable Pins
PCB Dimensions	52 x 25 mm
Compatibility	Arduino IDE, ESP-IDF, MicroPython

5 reviews

Anonymous

Apr 16, 2026

Rating: 5/5

Great IoT Board

Works perfectly for my home automation project. Easy to flash and stable connection.

Anonymous

Apr 10, 2026

Rating: 5/5

Heltec Alternative

Functionally equivalent as described. Saved some money compared to branded versions.

Anonymous

Mar 17, 2026

Rating: 5/5

Fast Shipping

Arrived next day and tested immediately. No issues with the Wi-Fi module.

Anonymous

Mar 05, 2026

Rating: 4/5

Beginner Friendly

Good for learning ESP32-C3. Driver installation needed care on Windows 10.

Anonymous

Jan 21, 2026

Rating: 4/5

Good Value

Solid board but documentation could be clearer for beginners. Hardware is reliable though.

5 FAQ

Q: Does it come with a USB cable?

A: No, the USB Type-C cable is sold separately.

Q: Is Arduino IDE supported?

A: Yes, fully compatible with Arduino IDE using the ESP32 board manager.

Q: Is Bluetooth Classic supported?

A: No, this chip only supports Bluetooth Low Energy (BLE).

Q: Can I power it via VIN pin?

A: Yes, 5V input is accepted on the VIN pin.

Q: What is the max current per GPIO?

A: The maximum current per GPIO is 40mA.

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