how to install Hyper-v Module

Hi ,

kindly advice how to install Hyper-v Module on windows server 2012 r2

as I don't find Hyper-v module is installed on one of cluster node as below

PS C:\Windows\system32> Get-Module

ModuleType Version    Name                                ExportedCommands
---------- -------    ----                                ----------------
Manifest   3.1.0.0    Microsoft.PowerShell.Management     {Add-Computer, Add-Content, Checkpoint-Computer, Clear-Con.

thanks

Ramy