XIAO ESP32S3 for Meshtastic & LoRa Kit without 3D case
This thumb-sized LoRa dev kit, featuring the XIAO ESP32S3 and Wio-SX1262 LoRa module, is an ideal starter kit for Meshtastic and LoRa/LoRaWAN projects. Supporting WiFi, BLE, and LoRa, it includes a built-in power management chip and can be extended via IIC, UART, and other GPIO interfaces, with compatibility for Arduino development.
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Downloads & Links
- Meshtactic works out of the box: Pre-flashed with Meshtastic firmware, it is ready to work once powered on.
- Outstanding RF performance: Supports LoRa(862-930MHz) 2.4GHz Wi-Fi and BLE 5.0 dual wireless communication, support 2~5km(LoRa) and 100m+(Wi-Fi/BLE) remote communication when connected with U.FL antenna.
- Thumb-sized Compact Design: 21 x 18mm, adopting the classic form factor of XIAO, suitable for space-limited projects like wearable devices.
- Powerful MCU Board: Incorporate the ESP32S3 32-bit, dual-core, Xtensa processor running at up to 240MHz, mounted multiple development ports, Arduino / MicroPython supported.
- Elaborate Power Design: Includes a Type-C USB interface and lithium battery charge management.
- Same Hardware for Multiple Applications: Can be developed as a Meshtastic node or router, a single-channel LoRaWAN gateway, or a LoRa & LoRaWAN sensor.
Compatible with XIAO Expansion Board for adding screens and sensors, and add Grove sensors via the Grove expansion Board.

Support connecting an external high-performance LoRa antenna using an IPEX to SMA connector:
- FPC antenna included in package
- 2 dBi external antenna and SMA to I-PEX antenna cable.
- 3 dBi fiberglass antenna and RPSMA-K to U.FL RF cable

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ESP32S3 |
ESP32-S3R8, Xtensa LX7 dual-core, 32-bit processor running up to 240 MHz |
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LoRa |
Based on Semtech SX1262, supports 862-930MHz, |
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BLE |
Bluetooth 5.0, Bluetooth mesh |
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Wi-Fi |
Complete 2.4GHz Wi-Fi subsystem |
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Interface |
ESP32S3: 1x UART, 1x IIC, 1x IIS, 1x SPI(connect to SX1262),11x GPIO(PWM), 9x ADC, 1x User LED, 1x Charge LED, 1x Reset button, 1x Boot button Wio-SX1262: 1xUser button, 1xSPI(connect to ESP32S3) |
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Power |
Input voltage (Type-C): 5V Input voltage (BAT): 4.2V |
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Charging battery current: 100mA |
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Working Temperature |
-40°C ~ 65°C |
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Dimensions |
21 x 17.8mm |
ESP32S3:



Wio-SX1262 extension board:

- Meshtastic Node&Router: An ultra-small node that can serve as a portable device or as a fixed router to expand the Meshtastic network.
- LoRa/LoRaWAN Sensor: A mini LoRaWAN sensor, ideal for beginners exploring LoRa/LoRaWAN. It can be used with the XIAO extension board and Grove sensors for rapid prototyping.
- LoRaWAN Single Channel Gateway: The most cost-effective single-channel LoRaWAN gateway for connecting multiple LoRaWAN sensors and transmitting data to LoRaWAN Network Servers such as The Things Network and Chirpstack.
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XIAO ESP32S3 |
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Wio-SX1262 extension board |
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Wi-Fi antenna |
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LoRa antenna |
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