1. Detects Open and Short Circuits: Our test board can indicate open and short circuits for repairing non-starting motherboards. It's used to fix motherboard failures like no boot, no display, no memory read, etc., making it an essential tool for computer motherboard repair. 2. Easy to Use: This test board is very simple to operate. Just follow the normal operating process for successful results. Even beginners can perform simple tests with the right guidance. 3. No External Power Supply Required: This RAM memory card tester operates without needing an external power supply, simplifying your workflow. 4. LED Lights: Our test board comes with LED lights that clearly indicate the location of the problem for better visibility during operation. 5. More Efficient: A more efficient testing process allows for a smoother workflow, improving worker efficiency and simplifying the entire process.