Anonymous
Apr 10, 2026
Rating: 5/5
Reliable board
Flashing firmware was easy. Bluetooth works as expected for my sensor network.
Description
Reviews
| Brand | - |
| Category | Electronic Components / Maker DIY / Development Boards & Control Boards |
| Origin | - |
| Processor | Dual-core Tensilica LX6 Microprocessor |
| Clock Speed | 240 MHz |
| Flash Memory | 4MB SPI Flash |
| SRAM | 520 KB |
| WiFi Standard | 802.11 b/g/n |
| Bluetooth Version | v4.2 BR/EDR and BLE |
| GPIO Pins | 34 Programmable Pins |
| Input Voltage | 5V via Micro USB |
| Operating Voltage | 3.3V |
| Dimensions | 55mm x 28mm x 13mm |
Anonymous
Apr 10, 2026
Rating: 5/5
Reliable board
Flashing firmware was easy. Bluetooth works as expected for my sensor network.
Anonymous
Feb 06, 2026
Rating: 4/5
Good value
Pinout is standard. Wish it had a battery connector included but overall solid board.
Anonymous
Jan 27, 2026
Rating: 4/5
Solid performance
Runs hot under heavy load but within specs. Good GPIO access for peripherals.
Anonymous
Jan 24, 2026
Rating: 5/5
Perfect for learning
Documentation online is plentiful. Board arrived quickly and was well packaged.
Anonymous
Jan 21, 2026
Rating: 5/5
Great for IoT projects
Works perfectly with MicroPython. WiFi connection is stable and easy to configure.
Q: Can I power this with 3.3V directly?
A: Yes, you can power it via the 3.3V pin, but ensure stable voltage regulation.
Q: Does it support deep sleep mode?
A: Yes, the ESP32 supports various power saving modes including deep sleep.
Q: Does this support Arduino IDE?
A: Yes, it is compatible with the Arduino IDE using the ESP32 board manager.
Q: Is the USB cable included?
A: Yes, a standard Micro USB cable is included in the package.
Q: What is the maximum current per GPIO pin?
A: The maximum current per GPIO pin is 40mA. Please do not exceed this limit.