Usage Tips:Enhanced Performance: Engineered to restore optimal functionality to your refrigerator's electronic systems, enhancing both efficiency and reliability. Construction: Made with high-quality materials, this main PCB control board withstands rigorous use, ensuring long-lasting performance and stability. Easy Installation: Designed for a straightforward installation process, allowing for quick and hassle-free setup without needing professional help. (The product appearance and printed words depending on the batch, but this does not affect use) Color: As shown Material: PCB Package Contents: 1 x Refrigerator Freezer Main PCB Control Board 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 picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.