Enhance your LED testing and repair projects with this advanced LED Tester, designed for precision and safety. Featuring a high-speed microcontroller for accurate voltage sampling and real-time digital display, this tester provides adjustable voltage output up to 300VDC, making it ideal for testing a wide range of series and parallel LED lamp beads and light strips. Its intelligent adaptive voltage and current detection ensure gentle progressive starts, protecting your LEDs from damage while quickly reaching optimal brightness within seconds. Key Features: · High-Speed Microcontroller Technology: Ensures precise voltage sampling and drives LED indicators for clear voltage display, improving board integration and reducing failure rates. · Real-Time Digital Display: Equipped with a green LED digital meter that shows exact voltage output, with “00” indicating a short circuit and “300V” signaling an open circuit for easy troubleshooting. · Adaptive Voltage and Current: Automatically identifies lamp beads and light strips, providing 0-300V adjustable voltage suitable for most LED testing scenarios with progressive voltage ramp-up to prevent LED damage. · Reverse Polarity Protection: Safeguards light bars and lamp beads from damage caused by incorrect positive and negative connections. · Safety Isolation Design: Features hot, cold, and ground isolation to prevent electric shock, with an integrated power cord and compact box design for portability and convenience. · High Brightness LED Output: Allows testing of LCD TV backlight LEDs without removing the screen, helping to identify faulty LED groups through voltage differences quickly and efficiently. · User-Friendly and Portable: Compact size and lightweight construction make it easy to carry and use in various testing environments. Specifications: · Material: Plastic · Color: Black, White (optional) · Input Voltage: 85-265VAC · Output Voltage: 0-300VDC (adjustable) · Power: 18W · Package Size: 180 x 105 x 40mm (7.09 x 4.13 x 1.57 inches) · Package Weight: 255g (8.99 ounces) Package Includes: · 1 x LED Tester This LED Tester is an essential tool for technicians and hobbyists working with LED backlights, lamp beads, and light strips. Its precise voltage control, adaptive current features, and robust safety protections provide reliable and efficient testing, helping you identify and repair faulty LEDs quickly while ensuring the longevity of your lighting components.