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Home / Development Boards & Control Boards / Seven Star Bug ESP32 Development Board Core Board Extension Board IoT WiFi Bluetooth Module CH340 Driver

Attributes

Brand -
Category Electronic Components / Maker DIY / Development Boards & Control Boards
Origin -
Chip Model ESP32-WROOM-32
CPU Frequency 240 MHz
Wi-Fi Protocol 802.11 b/g/n
Bluetooth Version V4.2 BR/EDR and BLE
Flash Memory 4 MB
SRAM 520 KB
Operating Voltage 3.3V
Input Voltage 5V (Micro USB)
USB-to-UART Bridge CH340
Package Includes Core Board + Expansion Board

5 reviews

A

Anonymous

Mar 28, 2026

Rating: 4/5

Solid board for beginners

Wish it had USB-C instead of Micro USB, but functionality is solid for the price.

A

Anonymous

Mar 09, 2026

Rating: 5/5

Fast shipping and well packaged

No issues on arrival. Board uploaded code immediately after driver setup.

A

Anonymous

Mar 03, 2026

Rating: 5/5

Excellent expansion board

Pinout is clearly labeled. Great for prototyping without a breadboard.

A

Anonymous

Feb 18, 2026

Rating: 5/5

Great for IoT projects

Works perfectly with Arduino IDE. The expansion board makes wiring much easier for sensors.

A

Anonymous

Feb 17, 2026

Rating: 4/5

Good value but driver needed install

Had to install CH340 drivers manually on Windows 10. Otherwise the board functions well.

5 FAQ

Q: Does it support Deep Sleep mode?

A: Yes ESP32 supports deep sleep modes for low power applications.

Q: Is the CH340 driver included?

A: You need to download it separately from the manufacturer website.

Q: Can I power it via Vin pin?

A: Yes 5V to 12V accepted via Vin pin when not using USB.

Q: What is the max current on 3.3V pin?

A: Recommended max is 500mA from the onboard regulator.

Q: Does this work with MicroPython?

A: Yes it is fully compatible with MicroPython firmware.

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