Heltec LoRa Kit 151
Ultra-low-power LoRaWAN development kit based on STM32L151CBU6 ARM Cortex-M3 MCU and Semtech SX1278 LoRa transceiver, with 6uA deep sleep current, integrated battery management, and CE certification.
ARM Cortex-M3 single-core @ 32MHz, ultra-low-power16KB SRAM128KB
~$14View
Heltec CubeCell AM02 Module Plus
moduleUltra-compact LoRa/LoRaWAN module based on the ASR6502 SoC (ARM Cortex-M0+ @ 48MHz + SX1262), designed for SMT integration into custom IoT sensor nodes with 3.5uA deep sleep current.
ARM Cortex-M0single-core @ 48MHz16KB SRAM128KB16 GPIO
~$12View
Heltec Turtle Board
Ultra-low-power LoRa development board with STM32L432KC ARM Cortex-M4 MCU and SX1276 transceiver, capable of 10-year battery life on AAA cells using the RadioShuttle peer-to-peer protocol.
ARM Cortex-M4F single-core @ 80MHz, FPU, DSP, AES-256 hardware crypto64KB SRAM256KB
~$41View
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