Ak Pci & Isa Motherboard Tester Diagnostics Display 4-digit Pc Computer Mother. Features: 100% Brand New. Both ISA Bus and PCI Bus Are Suitable Determine Defects by Difference Sounds Coding with Build-in Speaker Recall Previous Post Codes at the 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 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 Compatible with 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 Package: No Type: M.2 SSD To PCI-E Interface Type: PCI Type: OEM PC Motherboard Tester Package Content: ????1 X Main Diagnostic Card. We are an international based seller that will ship your order from abroad please at least a minimum 14 working days for delivery right now due to the ongoing delays in shipments globally.