YG-300ZG digital LED backlight tester

YG-300ZG digital LED backlight tester 
Key Features

• Adaptive Output: Automatically adjusts voltage and current from 0 to 300V to match the load.
• Digital Display: Shows real-time voltage output to help pinpoint shorted or dead LEDs.
• Safety Design: Built with isolation protection to prevent dangerous electrical shocks during live testing.
• Versatile Use: Tests TV screen backlight bars, individual LED beads, and various semiconductor diodes. []

If you need help using the YG-300ZG to test a specific television backlight or troubleshoot a repair, please let me know what issue you are encountering!