---
title: "readAttributeScanMaxTimeSeconds(completionHandler:)"
framework: matter
role: symbol
role_heading: Instance Method
path: "matter/mtrbaseclusternetworkcommissioning/readattributescanmaxtimeseconds(completionhandler:)"
---

# readAttributeScanMaxTimeSeconds(completionHandler:)

## Declaration

```swift
func readAttributeScanMaxTimeSeconds(completionHandler: @escaping @Sendable (NSNumber?, (any Error)?) -> Void)
```

```swift
func readAttributeScanMaxTimeSeconds() async throws -> NSNumber
```