| deviceId | Read-only | string | No | ID of the device that runs the ability. |
| bundleName | Read-only | string | No | Bundle name of the ability to start. If both **bundleName** and **abilityName** are specified in a **Want** object, the **Want** object can directly match the specified ability.|
| abilityName | Read-only | string | No | Name of the ability to start. If both **bundleName** and **abilityName** are specified in a **Want** object, the **Want** object can directly match the specified ability.|
| bundleName | Read-only | string | No | Bundle name of the ability to start.|
| abilityName | Read-only | string | No | Name of the ability to start. If both **package** and **AbilityName** are specified in this field in a **Want** object, the **Want** object can directly match the specified ability.|
| uri | Read-only | string | No | URI information to match. If **uri** is specified in a **Want** object, the **Want** object will match the specified URI information, including **scheme**, **schemeSpecificPart**, **authority**, and **path**.|
| type | Read-only | string | No | MIME type, for example, text/plain or image/*. |
| flags | Read-only | number | No | How the **Want** object will be handled. By default, a number is passed. For details, see [flags](#flags).|