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Home / Development Boards & Control Boards / Meshtastic-Compatible ESP32 LoRa V3 Development Board with SX1262 Chip, Bluetooth & WiFi by Heltec

Attributes

Brand -
Category Electronic Components / Maker DIY / Development Boards & Control Boards
Origin -
Microcontroller ESP32-S3
LoRa Transceiver SX1262
Frequency Band 915 MHz (US)
Connectivity Wi-Fi 802.11 b/g/n, Bluetooth 5
Display 0.96 inch OLED
Interface USB Type-C
Battery Support 3.7V LiPo (JST PH 1.25mm)
Flash Memory 8 MB
PSRAM 8 MB
Dimensions 54 x 25 x 10 mm

5 reviews

A

Anonymous

Apr 04, 2026

Rating: 5/5

Low power consumption

Been running this on solar for a week. Sleep current is very low. Highly recommend for remote nodes.

A

Anonymous

Mar 10, 2026

Rating: 4/5

Great hardware, minor docs issue

The board itself is high quality. OLED is bright. Documentation for GPIO pins could be clearer for beginners.

A

Anonymous

Mar 08, 2026

Rating: 3/5

Headers not included

Board works well but I was surprised pin headers weren't soldered or included. Had to wait for parts to arrive.

A

Anonymous

Feb 18, 2026

Rating: 5/5

Perfect for Meshtastic

Works flawlessly out of the box. Flashing the firmware was easy using the web installer. Battery life is impressive.

A

Anonymous

Feb 01, 2026

Rating: 5/5

Solid ESP32 implementation

Good pinout access. The SX1262 performs better than older SX1276 boards I've used.

5 FAQ

Q: What is the expected range?

A: Range varies by environment, but typically 1-5 kilometers in line-of-sight conditions.

Q: Can I power this with a 5V USB charger?

A: Yes, the USB-C port provides 5V power and can also charge a connected LiPo battery.

Q: Is this compatible with Arduino IDE?

A: Yes, it is fully compatible with the Arduino IDE and PlatformIO environments.

Q: Is Meshtastic firmware pre-installed?

A: No, you will need to flash the firmware using the web installer or CLI tools.

Q: Does this come with an antenna?

A: Yes, it includes a standard SMA antenna suitable for the 915MHz band.

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