$RegistryPath = 'HKLM:\Software\Lansweeper'
$DesignedCapacity = (Get-WmiObject -Class "BatteryStaticData" -Namespace "ROOT\WMI").DesignedCapacity
$Designed         = 'BatteryDesignedCapacity'
$CurrentCapacity =  (Get-WmiObject -Class "BatteryFullChargedCapacity" -Namespace "ROOT\WMI").FullChargedCapacity
$Current	= 'BatteryCurrentCapacity'
$Batteryhealth = [math]::Round(100*$CurrentCapacity/$DesignedCapacity)
$Health = 'Batteryhealth'
# Create the key if it does not exist
If (-NOT (Test-Path $RegistryPath)) {
  New-Item -Path $RegistryPath -Force | Out-Null}  
# Now set the value
New-ItemProperty -Path $RegistryPath -Name $Designed -Value $DesignedCapacity -PropertyType STRING -Force 
New-ItemProperty -Path $RegistryPath -Name $Current -Value $CurrentCapacity -PropertyType STRING -Force 
New-ItemProperty -Path $RegistryPath -Name $Health -Value $Batteryhealth -PropertyType STRING -Force