Clear, practical IoT display and connectivity in one compact module - Built-in 1.9 inch TFT LCD display: 170 x 320 RGB dots with support for up to 262,000 colors, delivering sharp UI and easy-to-read status screens. - Optional LoRa module: enables long-range, low-power wireless communication and is compatible with Mashtastic networks. - ESP32-S3R8 with WiFi and Bluetooth: provides flexible connectivity for local control, cloud access, and firmware updates. - Low power consumption: designed for energy efficiency with deep sleep 18 to extend battery life in field deployments. Use scenarios - Remote environmental monitoring: deploy sensors in fields or outlying locations; LoRa (Mashtastic) transmits data to a gateway, while the on-device display shows key metrics. - Portable device or handheld dashboard: use WiFi or Bluetooth to configure and view real-time information on the 1.9 inch screen during on-site work. - Prototyping and education: this platform supports rapid development of IoT UIs and networked applications with a compact, readable display.