RAK 3x72
Official Active
RAKwireless WisDuo LPWAN module based on STM32WL with an integrated LoRa transceiver for compact mesh builds and embedded devices. The MeshCore profile targets bare module integration rather than a finished handheld or display device.
~$6 approx.· 2026-06
- MCU
- ST STM32WL
- Radio
- ST STM32WL (integrated LoRa)
- Display
- None
- GPS
- None
- Battery
- None
Hardware
Radio
- Technology
- LORA
- Chip
- ST STM32WL (integrated LoRa) ↗
- Frequency
- 433 MHz,470 MHz,865 MHz,868 MHz,915 MHz,920 MHz,923 MHz
- TX power
- 22 dBm
- TX efficiency
- 1.82 mW/mA
- Antenna
- U.FL/IPEX
Processor
- Family
- ST STM32WL ↗
- Architecture
- ARM Cortex-M4
- Flash
- 0.25 MB
- RAM
- 64 KB
Battery
- Battery
- None
- Built-in
- No
- Charging
- No
Physical
- Certifications
- CE, FCC, ISED, UKCA
Connectivity
- Wi-Fi
- None
Firmware support
| Firmware | Type | Target | Status | Notes |
|---|---|---|---|---|
| MeshCore (Official) | Official | rak3x72 | ✓ Supported | |
| MeshCoreNG | Fork | rak3x72 | ✓ Supported |