1. Compatibility: DA4100519A 2. brightness Lighting: This refrigerator LED light strip uses quality LED beads to provide bright, uniform illumination. It improves visibility inside the fridge, eliminates dark spots or shadows, and makes items clearly visible for easy access and storage. 3. Solvable Problems: Replacing your existing light strip with this model resolves unstable performance such as sudden failure or continuous flashing. The LED beads offer brightness with low energy consumption and longer durability, delivering continuous lighting. 4. Quality: The light strip is built with a quality PCB, LED beads, and copper wires. It tolerates low temperatures, has good heat dissipation, and offers moisture resistance and a long service life. It can operate under temperature differences inside the refrigerator without deformation or short circuits. 5. Easy Installation: No professional tools or complicated steps are required. Simply the original light strip. The plugin interface design allows easy selfinstallation, saving time and effort. Please cut the power to the refrigerator and wear gloves before installation to ensure safety. 6. Use Scenarios: Home refrigerator replacement: a worn or dim OEM strip to restore bright, uniform lighting for groceries and easy item retrieval. Store or commercial display fridge upgrade: improve product visibility and reduce errors when selecting items. RV or camper refrigerator lighting upgrade: maintain clear visibility in dim or offgrid environments.