Time
A point in time recurring on multiple days in the form hh:mm:ss[Z|(+|-)hh:mm] (see XML schema for details).
Data typeschema.org/Time
Where Time is used as a value
These properties expect a Time: arrivalTime, availabilityEnds, availabilityStarts, checkinTime, checkoutTime, closes, cutoffTime, departureTime, doorTime, endTime, opens, startTime.