1. This module facilitates wireless serial communication over distances up to 3000 meters, making it ideal for various applications in remote control, telemetry, and networks. 2. Extended Range: Achieve up to 3000 meters of clear transmission, ensuring reliable connectivity even in expansive settings. 3. High Interference Immunity: Operates in the 433 MHz frequency band, offering reduced interference and enhanced communication integrity. 4. Low Power Consumption: Optimized for energy efficiency, which is crucial for battery-operated devices and long-term deployments. 5. Whether you're deploying IoT networks or setting up remote monitoring stations, the SX1278 LORA Module provides the reliability and performance you need. Due to different batches, there may be differences in product appearance and printed text, which will not affect use. Colour:As Shown Material:PCB Package Contents: 2 x Wireless Serial Communication Module Kit 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.