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Home / Development Boards & Control Boards / ESP-WROOM-32 ESP-32S Development Board, WiFi + Bluetooth Module, IoT, Smart Home
Development Boards & Control Boards

Attributes

Brand -
Category Electronic Components / Maker DIY / Development Boards & Control Boards
Origin -
Chip Model ESP32-WROOM-32
CPU Frequency 240 MHz
Flash Memory 4 MB
SRAM 520 KB
Wi-Fi Standard 802.11 b/g/n
Bluetooth Version v4.2 BR/EDR and BLE
GPIO Count 34 Pins
Input Voltage 5V DC
Operating Current 80 mA (Typical)
Interface Micro USB / UART / SPI / I2C

5 reviews

A

Anonymous

Apr 12, 2026

Rating: 5/5

IoT Perfect

Bluetooth connectivity is stable and range is decent.

A

Anonymous

Apr 06, 2026

Rating: 3/5

Decent but...

Pinout diagram could be clearer for beginners.

A

Anonymous

Mar 17, 2026

Rating: 5/5

Excellent Board

Works perfectly with Arduino IDE. Very stable connection.

A

Anonymous

Mar 13, 2026

Rating: 4/5

Good Value

Gets slightly warm during Wi-Fi use but functions well.

A

Anonymous

Feb 08, 2026

Rating: 5/5

Fast Shipping

Great for smart home prototypes. Highly recommend.

5 FAQ

Q: Does it work with 3.3V logic?

A: Yes, IO pins operate at 3.3V logic level.

Q: What is the max current per GPIO?

A: 12mA recommended per IO pin for safety.

Q: Is an antenna included?

A: Yes, onboard PCB antenna is integrated.

Q: Can I power it via VIN pin?

A: Yes, 5V to 12V range is acceptable via VIN.

Q: Does it support MicroPython?

A: Yes, fully compatible with MicroPython firmware.

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