# AcquiredLease Properties

[Type overview](/orleans/docs/api/csharp/microsoft.orleans.core/orleans.leaseproviders.acquiredlease/)

## Duration {#duration-17a34d1b}

[Dedicated page](/orleans/docs/api/csharp/microsoft.orleans.core/orleans.leaseproviders.acquiredlease/properties/duration-17a34d1b/)

[Source](https://github.com/dotnet/orleans/blob/e4e752cedecc2976811db49802c7a999b1f1c704/src/Orleans.Core/Providers/ILeaseProvider.cs#L23)

```csharp
[Orleans.Id(1)]
public TimeSpan Duration
```

Duration of the acquired lease

## ResourceKey {#resourcekey-27bff4ae}

[Dedicated page](/orleans/docs/api/csharp/microsoft.orleans.core/orleans.leaseproviders.acquiredlease/properties/resourcekey-27bff4ae/)

[Source](https://github.com/dotnet/orleans/blob/e4e752cedecc2976811db49802c7a999b1f1c704/src/Orleans.Core/Providers/ILeaseProvider.cs#L17)

```csharp
[Orleans.Id(0)]
public string ResourceKey
```

The resource key which the lease is attached to

## StartTimeUtc {#starttimeutc-eb838c1a}

[Dedicated page](/orleans/docs/api/csharp/microsoft.orleans.core/orleans.leaseproviders.acquiredlease/properties/starttimeutc-eb838c1a/)

[Source](https://github.com/dotnet/orleans/blob/e4e752cedecc2976811db49802c7a999b1f1c704/src/Orleans.Core/Providers/ILeaseProvider.cs#L35)

```csharp
[Orleans.Id(3)]
public DateTime StartTimeUtc
```

Caller side start time for this lease, which is when the lease is acquired or renewed

## Token {#token-6c8c8c78}

[Dedicated page](/orleans/docs/api/csharp/microsoft.orleans.core/orleans.leaseproviders.acquiredlease/properties/token-6c8c8c78/)

[Source](https://github.com/dotnet/orleans/blob/e4e752cedecc2976811db49802c7a999b1f1c704/src/Orleans.Core/Providers/ILeaseProvider.cs#L29)

```csharp
[Orleans.Id(2)]
public string Token
```

Lease token, which will be null if acquiring or renewing the lease failed