3.5 Inch LCD Color Screen Display Meter This professionalgrade signal and video testing device is designed for convenience, accuracy, and versatility. With a compact build and performance features, it helps users quickly set up, test, and maintain satellite TV and AV systems in a wide range of environments. Key Features and Benefits: 3.5 inch clarity LCD color screen for clear viewing in various lighting conditions Direct support for 13V, 18V, and LOCK status with easytoread panel LED indicators for faster diagnostics Builtin battery level display ensures you always know when to recharge, reducing downtime during tasks USB port for hassle firmware upgrades, keeping your device up to date with the latest software improvements Multiple output and input connections for compatibility with a broad range of equipment: LNB IN x 1 DV OUT AV OUT AV IN USB Power supply HD output supporting up to 1080P resolution Performance and Compatibility: The device supports definition output up to 1080P for precise image representation, ensuring accurate setup and testing results. Whether working with AV connections or satellite signals, the unit delivers stable and reliable performance. Practical Use Scenarios: 1. Field satellite TV installation technicians can easily verify signal strength, lock status, and image quality without needing multiple tools. 2. AV system installers can quickly diagnose and test inputs and outputs when setting up complex entertainment or surveillance networks. 3. Hobbyists or home users can troubleshoot their own setups, monitor signal quality, and ensure all connections are properly configured. Built for ease of operation and longlasting performance, this device combines multiple essential functions into one compact and portable unit, making it ideal for professionals and advanced users who demand accuracy and reliability in signal testing and monitoring.