Web alarm clock for 10:03 p.m.
You are preparing early for your quarterly night patrol, checking your gear and setting a 10:03 pm alarm before you need to report. That gives you a clear cue to finish getting ready rather than watching the clock as 11:00 pm approaches. Keep the browser alarm open and your phone awake; otherwise, the patrol reminder may stay silent and leave you without the signal you planned around.
Your patrol setting should guide the sound you select. A softer tone can suit a quiet house where other people are already asleep, while a more persistent alert makes sense if you will be packing equipment, changing clothes, or moving between rooms. Set the volume high enough to rise above an electric fan or street noise, then test it once from the place where you will leave the phone. This keeps the alarm noticeable without making the whole household part of your preparation.
Before an evening patrol, choose food and drink that are practical to carry and easy to finish before departure. A light merienda and water can fit the wait, especially on a warm Philippine night; save a heavy meal for another time if it would slow your final preparations. Put your water bottle beside your patrol gear now, so the 10:03 pm alert marks the point to check both rather than search for them later.