Fangrui Product Details Optimized Performance: Designed Specifically For Drones, This Ttl Optical Transceiver Module Ensures Reliable And Enhanced Communication Capabilities. Ideal For Various Drone Applications, It Supports Robust Data Transmission And Reception. Advanced Technology: Incorporates Cutting- To Provide High-speed Optical Communication, Which Significantly Improves The Control And Responsiveness Of Drone Operations. And Reliable: Built With High-quality Materials, This Optical Terminal Equipment Is Engineered To Withstand Challenging Environments, Ensuring Long-lasting Performance And Stability. Easy Integration: The Module Is Easy To Install And Compatible With A Wide Range Of Drone Models, Making It A Versatile Choice For Drone Enthusiasts And Professionals Alike. Colour:green Material:pc+plastic Package Contents: 1 * Transmitter Module 1 * Receiving 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 Pic