Description: Features: brand new and high quality. Both ISA bus and PCI bus are suitable. Determine defects by difference sounds coding with build-in speaker. Recall previous post codes at the for touch of a button. It can diagnosis the motherboard signal which show the problem of CPU, memory, video card, etc. The POST code display is made up of a dual, dot for matrix hexadecimal read-out that display's Power On Self Test (POST) status codes. Support the power source working indicator: +5V,+12V,+3.3V and 12V(When indicator LED is on to indicate its respective power is fine, otherwise to indicate its respective power is failure.) Fully for any kind motherboards which has the PCI and ISA bus slot Self checking remote display function. Dual POST code display - User can readout the POST at PCB component and solder side. It is easy to view the POST code when user plugs the POST card in computer system. Specifications: Material: Plastic + Metal Color: Green (shown as pictures) Size: 88.5cm/3.153.35in (Approx.) Quantity: 1 PC (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 Main Diagnostic Card (No retail package)