if (!(Get-InstalledModule -Name Proxx.SNMP)) {
try {Install-Module -Name Proxx.SNMP}
catch {Write-Host "`nYou need `"Proxx.SNMP`" module. Restart with administrator rights for installation or do it manually. (Install-Module -Name Proxx.SNMP)" -BackgroundColor DarkRed; break}}

$target=Read-Host -Prompt "Enter printer ip or hostname"
$connect=Test-Connection -ComputerName $target -Count 1 -ErrorAction SilentlyContinue
$ip=$connect.IPV4Address.IPAddressToString
$items=@{Model="1.3.6.1.2.1.25.3.2.1.3.1";#"1.3.6.1.2.1.43.5.1.1.16.1";
         SN="1.3.6.1.2.1.43.5.1.1.17.1"
         Name="1.3.6.1.2.1.1.5.0";
         Uptime="1.3.6.1.2.1.1.3.0";
         Printed="1.3.6.1.2.1.43.10.2.1.5.1.1"
         TotalPrinted="1.3.6.1.2.1.43.10.2.1.4.1.1"
         TonerLeft="1.3.6.1.2.1.43.11.1.1.9.1.1"
         TonerMax="1.3.6.1.2.1.43.11.1.1.8.1.1"
         }

function gvalue($name) {
    $value=Invoke-SnmpGet -IpAddress $ip -Oid $items.$name -ErrorAction SilentlyContinue
    return $value.Value
}

if (!($connect)) {Write-Host "`nHost unreachable" -BackgroundColor DarkRed}
else {
Write-Host "`nName                       Value"
Write-Host "-----                      -----"
Write-Host "Model:                    "$(gvalue("Model"))
Write-Host "Serial Number:            "$(gvalue("SN"))
Write-Host "Printer name:             "$(gvalue("Name"))
Write-Host "Uptime:                   "$(gvalue("Uptime"))
Write-Host "Printed since last start: "$(gvalue("Printed"))
Write-Host "Total printed:            "$(gvalue("TotalPrinted"))
Write-Host "Toner left:               "$(gvalue("TonerLeft"))
Write-Host "Toner max:                "$(gvalue("TonerMax"))
}