Heltec V4 0.96″ OLED Solar-Powered LoRa 32 Dev-Board GPS ESP32 SX1262 Wi-Fi BLE Based on ESP32-S3R2 and SX-1262, supporting Wi-Fi b/g/n, BLE, and LoRa communication. High-power version with LoRa transmit power increased to 28±1dBm. Form factor and pinout compatible with WiFi LoRa 32 V3. byJuly 5, 2026
