Heltec WiFi LoRa 32 (V3)
Heltec Automation
≈ WiFi
☉ Bluetooth
240
MHz
Clock Speed
2
Cores
CPU
18
Pins
GPIO
General
Chipset
ESP32-S3 + Semtech SX1262 LoRa
RAM
512KB SRAM + 8MB PSRAM
Flash
8 MB
Storage
8MB flash
USB
1x USB-C
Connectivity
0.96" OLED, LoRa (SX1262, 863-928MHz region-dependent), BLE 5.0
Power
5V USB-C or 3.7V LiPo (onboard charging)
Form Factor
51 x 25.4mm
Price
$20-$28
OS Support
none (bare metal)
Frameworks & Languages
Arduino C/C++ESP-IDFMicroPython