Features: 100% brand new and high quality. The Card is named POST (Power On Self Test) card too. It could display the error code by the result of POST. Then you would soon determine system, or blank screen. You can check your computer by our POST and dont have to open motherboard. LED displays and you can see Error code table in the user manual to check your computer. Specifications: Item Type: Network Repair Tool Kit Material: Plastic+Metal Color: Red Size: 8060mm/3.152.36in (Approx.) LED Size: 50207mm/1.970.790.28in (Approx.) Suitable type: - PHOENIXBIOS4.01 TO 6.0 BOIS PC AND DESKTOP - AMIBIOS6.24 AWARDBIOS4.51 BOIS PC AND DESKTOP - IBM T20 T21 T22 T23 A21 A22 A20 DELL640 TOSHIBA 4030 etc. Quantity: 1 Set (other accessories demo in the picture is not included) Note: 1.Transition: 1cm=10mm=0.39inch 2.Please allow 0-1cm error due to manual measurement. pls make sure you do not mind before you bid. 3.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you Package includes: 1 X PC Analyzer (No retail package) 1 X English User Manual