[Use]: computer motherboard repair tool []: All SMD components are made, without hurting hands, LCD character display. The main function of the diagnostic card is to display the code of the motherboard BIOS self-check program. By referring to the display code to compare the code description and find the fault location, it is not a universal tool! Some people think that with the diagnostic card, you can become a "computer master". The computer can be repaired. This statement is incorrect! Colour: red Material: PCB Size: 7.5x5.8x1cm Package Contents: 1 * Tester Only the above package content, other products are not included. Note: Light 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.