Select time range by specifying times

From Grzegorz Wierzowiecki on 2016/08/14 06:04:10 +0000

For deleting time periods I’d love to be able to precisely select time by providing start and end time explicitly (text or time widget).

Copied from original feature request: http://urbandroid.uservoice.com/forums/264867-sleep-as-android/suggestions/15654477-select-time-range-by-specifying-times