Advanced Connectivity: Equipped with ESP32 for WiFi and Bluetooth functionality, enabling seamless connection and IoT development. LoRa Technology: Features SX1276 LoRa module for long-range communication, making it ideal for various wireless applications. High-Quality Display: Includes a 0.96-inch OLED display for clear and vibrant visual output. Expandable Memory: Supports TF cards, allowing for easy storage expansion and data logging capabilities. Specifications:915MHz Due to different batches, there may be differences in product appearance, color, and printed text, which not affect the use. Color:As Shown Material:PCB Package Contents: 1 * T3 Module Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.