Heltec wireless stick lite V3
Stripped back to essentials: no screen means lower cost and smaller footprint for dedicated repeaters.
Important: 868 MHz for Europe
Always buy the 868 MHz version for use in Europe. The 915 MHz version (US) is not allowed in Europe.
Understanding the wireless stick lite V3
The Heltec Wireless Stick Lite V3 represents Heltec's minimalist approach to LoRa nodes. By eliminating the display, they have created something compact enough for concealed installations or tight enclosures.
Underneath sits an ESP32-S3 processor alongside the proven SX1262 LoRa chipset. You still get wireless connectivity options alongside solid mesh performance.
For anyone building an inexpensive relay station or embedding LoRa capability into bespoke hardware, this module delivers exactly what you need without superfluous extras.
Hardware specifications
| Chipset | ESP32-S3 microcontroller with Semtech SX1262 transceiver |
| LoRa Frequency | 868 MHz (UK/Europe) or 915 MHz (Americas) |
| Display | None - operates headlessly |
| Battery | No internal cell (JST socket for external power) |
| GPS | Not equipped |
| WiFi / Bluetooth | WiFi plus Bluetooth 5.0 plus LoRa (range extends beyond 10km) |
| Dimensions | Remarkably compact stick format with USB-C |
| Special Features | Accessible GPIO connections, low-power sleep modes, SMA antenna port |
Practical applications
Think of the WSL3 as the Heltec V3 after a strict diet. Removing the screen and battery holder shrinks everything dramatically whilst keeping the price down.
Deployed as a MeshCore repeater, it simply needs USB power and handles relay duties admirably. Configuration and monitoring happen wirelessly through the companion app.
Electronics enthusiasts find the exposed GPIO pins invaluable for connecting sensors or integrating with existing systems. The foundation for countless custom projects.
Order the Heltec wsl3
Find this module on AliExpress at remarkable prices. Excellent value for relay node projects.
Browse on AliExpressMake sure to select the 868 MHz version for Europe
Join the MeshCore Network
Have questions about this device? Join our Telegram community for help and advice.