Abbreviations for units of time are preferred as second (sec), minutes (min), hours (hr). Use the 12-hour clock with a colon between the hour and minutes along with am/pm (with no full stops) as required. The following formats are acceptable:
- 10:55am, 3:45pm
- 12:00–1:30pm, 3:30 to 4:00pm
- 2–4pm, 11am to 7pm
- 5am (NZT)
- 11.52 p.m.