SharePoint Online : CSOM : PowerShell: Get List Items

Add-Type -Path "C:\Program Files\Common Files\microsoft shared\Web Server Extensions\15\ISAPI\Microsoft.SharePoint.Client.dll" 
Add-Type -Path "C:\Program Files\Common Files\microsoft shared\Web Server Extensions\15\ISAPI\Microsoft.SharePoint.Client.Runtime.dll" 
 
$siteURL = "" 
$userId = "" 
$pwd = Read-Host -Prompt "Enter password" -AsSecureString 
$creds = New-Object Microsoft.SharePoint.Client.SharePointOnlineCredentials($userId, $pwd) 
$ctx = New-Object Microsoft.SharePoint.Client.ClientContext($siteURL) 
$ctx.credentials = $creds 
try{ 
    $lists = $ctx.web.Lists 
    $list = $lists.GetByTitle("TestList") 
    $listItems = $list.GetItems([Microsoft.SharePoint.Client.CamlQuery]::CreateAllItemsQuery()) 
    $ctx.load($listItems) 
     
    $ctx.executeQuery() 
    foreach($listItem in $listItems) 
    { 
        Write-Host "ID - " $listItem["ID"] "Title - " $listItem["Title"] 
    } 
} 
catch{ 
    write-host "$($_.Exception.Message)" -foregroundcolor red 
}