Use the Subscription Timing window to set the period that the Sync Server will wait before processing queued synchronization requests.
All subscriptions defined against the source database share the same values for these parameters. Any changes that you make affect all subscriptions defined against this source database.
Batch window
Specify the number of seconds that you want the Sync Server to queue synchronization requests before processing them. You can specify up to 86,400 seconds (24 hours). The default setting is 15 seconds.
All subscriptions defined against the source database share the same values for these parameters. Any changes that you make affect all subscriptions defined against this source database.