strComputer = "."
Set objWMIService = GetObject("winmgmts:" _
    & "{impersonationLevel=impersonate}!\\" & strComputer & "\root\cimv2")
Set colBIOS = objWMIService.ExecQuery _
    ("Select * from Win32_BIOS")
For each objBIOS in colBIOS
    Wscript.Echo "Manufacturer: " & objBIOS.Manufacturer
    Wscript.Echo "Serial Number: " & objBIOS.SerialNumber
Next

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