LILYGO T3 S3 LoRa Development Board is a powerful and compact ESP32-S3 development board designed for long-range wireless communication and IoT projects . Equipped with the ESP32-S3 chip , it integrates Wi-Fi and Bluetooth 5.0 , making it ideal for smart agriculture , environmental monitoring , remote sensing , and smart city solutions . Featuring a 0.96-inch OLED display and LoRa transceiver modules (SX1280, SX1276, SX1262) supporting 2.4GHz, 868MHz, and 915MHz, this board is perfect for rapid prototyping and wireless IoT product development.

Cautions

When using the “SX1280 2.4G With PA [H658]“, ensure the output power is set between 25 dBm. Exceeding this may damage the FEM chip. Recommended setting: 3 dBm for stable 20 dBm output power.

Features

• ESP32-S3 Chip: Integrated Wi-Fi and Bluetooth 5.0 for fast, reliable communication.
• 0.96-inch OLED Display: SSD1306, 12864 pixels, clear real-time visualization.
• LoRa Communication: Supports SX1280/SX1276/SX1262, frequency bands: 2.4GHz, 868MHz, 915MHz.
• Expansion Options: HAT and Unit interfaces for modular upgrades.
• USB-C Connectivity: Easy data transfer and power input.
• Battery Powered: Compatible with 3.7V LiPo batteries for portable use.
• Compact Size: 56mm 36mm 24mm, lightweight and portable.

Applications

• Environmental Monitoring: Remote sensors in low-coverage areas.
• Smart Agriculture: Track temperature, humidity, soil moisture.
• Smart Cities: Street lighting, traffic management, IoT infrastructure.
• Remote Sensing: Industrial monitoring and environmental research.
• Home Automation: Device control, security, energy efficiency.

Specifications

Sample Code [Github]

T3 S3 GitHub Examples

Pin Diagram

What’s In The Box