format : StringDefault: 'MM:HH'

Specifies the format, which is used to format the value of the timepicker displayed in the input.

M - Minutes; no leading zero for single-digit minutes.
MM - Minutes; leading zero for single-digit minutes.
H - The hour, using a 24-hour clock from 0 to 23; no leading zero for single-digit hours.
HH - The hour, using a 24-hour clock from 0 to 23; leading zero for single-digit hours.
h - The hour, using a 12-hour clock from 1 to 12; no leading zero for single-digit hours.
hh - The hour, using a 12-hour clock from 1 to 12; leading zero for single-digit hours
tt - The AM/PM designator; lowercase.
TT - The AM/PM designator; upercase.

Examples

Sample

    
 <input id="timepicker" width="312" value="13.42" />
 <script>
     var timepicker = $('#timepicker').timepicker({
         format: 'HH.MM'
     });
 </script>