Attributes

Brand	-
Category	Electronic Components / Maker DIY / Development Boards & Control Boards
Origin	-
Processor	ESP32-C3 / ESP32-S3 RISC-V
Flash Memory	4MB
SRAM	400KB
Wireless Protocol	Wi-Fi 2.4GHz & Bluetooth 5 LE
GPIO Pins	14 Multifunctional Pins
Operating Voltage	5V DC
Logic Level	3.3V
Dimensions	21mm x 17.5mm
Weight	Approx. 3.5g
Programming Interface	USB Type-C

5 reviews

Anonymous

Apr 06, 2026

Rating: 5/5

Excellent compact board

Works flawlessly with Home Assistant. The size is perfect for embedding into small projects.

Anonymous

Feb 21, 2026

Rating: 4/5

Good value

Pinout is tight but manageable. Great performance for the price point.

Anonymous

Feb 16, 2026

Rating: 4/5

Solid hardware

Wish it had more GPIOs for complex setups, but otherwise very reliable.

Anonymous

Jan 30, 2026

Rating: 5/5

Great for learning

Easy to set up with Arduino IDE. Perfect for my university project.

Anonymous

Jan 22, 2026

Rating: 5/5

Low power king

Battery life is impressive. Sleep modes work exactly as documented.

5 FAQ

Q: Max input voltage?

A: 5V is recommended via USB or VIN pin to ensure stability.

Q: PlatformIO support?

A: Yes, fully supported in PlatformIO IDE.

Q: Range details?

A: Approx 10m indoor depending on environment and obstacles.

Q: Is CH340 driver needed?

A: Usually plug and play on modern OS, but drivers may be required for older Windows versions.

Q: Can it run TensorFlow Lite?

A: Yes, ESP32 supports TFLite Micro for basic AI applications.

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