ESP32 38-Pin Development Board with CH340 & Micro-USB (Wi-Fi + BLE)
Part number: CH340ESP32 & ESP8266 Boards
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Prices updated: 13 Oct 2026
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About this product
A 38-pin ESP32 development board with a micro-USB port, CH340 USB-to-UART bridge and onboard voltage regulator. It supports Wi-Fi and Bluetooth Low Energy and has a long header layout for breadboard prototyping.
Specifications
- Microcontroller
- ESP32
- Wireless
- Wi-Fi + Bluetooth (BLE)
- USB-to-UART
- CH340
- USB port
- Micro-USB
- Pins
- 38
- Voltage regulator
- Onboard
Frequently asked questions
What logic voltage does it use?
ESP32 GPIO pins operate at 3.3 V and are not 5 V tolerant. Use level shifting when connecting to 5 V devices.
Do I need a driver on Windows?
Boards with a CH340 chip often need the CH340 USB driver on Windows before the COM port appears.
