This calendar is designed to help manage firefighters' schedules in a more organized manner, including division of guard groups, red dates, public holidays, and the latest features that make it easier to manage schedules. Here are the main features:

1. Division of Guard Groups
- Provide detailed schedules for each watch group, assisting with the organization of duty and rest times.
- Weekday Setting Options:
- 1/2 : 3 Groups
- 3/6 : 3 Groups
- 4/2 : 1 Group
This arrangement makes it easy to adjust the schedule according to operational needs in the field.

2. Red Dates and National Holidays
- Displays red dates which include religious holidays and national holidays, making it easier to plan and distribute tasks.

3. Joint Leave
- Contains collective leave information to make it easier to arrange schedules for long holidays.

4. Important National Day
- Mark important days such as Independence Day and Heroes' Day for planning special activities or ceremonies.

5. Accessible Design
- A user-friendly calendar format that can be accessed digitally or in print, making it easier for users to manage schedules.

6. Regular Updates
- The calendar is updated regularly to ensure schedule information is always relevant to the latest changes.

7. New Feature: Daily/Yearly Notes
- Makes it easier to record important information such as daily reports, evaluations, or annual plans.

8. Shift Schedule Options (Shift Rotation)
- Provides the option to set schedule rotation for each group.

9. Additional Settings
- Adjusting work schedules according to operational needs (such as 1/2 : 3 Groups, 3/6 : 3 Groups, 4/2 : 1 Group) can now be done directly via the settings menu in the calendar, making the schedule change process more flexible and faster.

With the features above, the Indonesian Fire Brigade Picket Schedule Calendar is expected to increase the efficiency of schedule management, facilitate coordination between officers, and ensure optimal service for the community.