{{ $handset->created_at->format('Y-m-d H:i:s') }}
{{ $handset->updated_at->format('Y-m-d H:i:s') }}
{{ $handset->last_registered ? $handset->last_registered->format('Y-m-d H:i:s') : '-' }}
{{ $handset->last_sync ? $handset->last_sync->format('Y-m-d H:i:s') : '-' }}