Class TimePicker

const dateTimePicker =
    CardService.newTimePicker()
        .setTitle('Enter the time.')
        .setFieldName('time_field')
        // Set default value as 3:30 AM.
        .setHours(3)
        .setMinutes(30)
        .setOnChangeAction(
            CardService.newAction().setFunctionName('handleDateTimeChange'),
        );