Web alarm clock for 11:46 p.m.
While you wait for the scheduled moment, keep an eye on 11:46 pm so the rechargeable lamp goes on charge before the power interruption. Setting the alarm for this exact time keeps that small task from slipping while you finish what you are doing. It also leaves the lamp charging as the clock moves toward 12:00 am.
Because the lamp reminder depends on this browser session, closing the page or quitting the browser will stop the alarm from sounding; a sleeping phone or computer can prevent it as well. Leave the page open, keep the device awake, and turn the volume up enough to hear the alert from where you are waiting. If the outage may begin soon, remain nearby rather than relying on the alarm from another room.
Before the late-evening room becomes harder to move around in, clear a spot near the socket and point another available light toward it. At 11:46 pm, plug in the lamp, confirm that its charging indicator appears, and place a torch within reach. In Philippine homes where scheduled or sudden brownouts can change the night quickly, preparing the surrounding light first makes the switch to battery lighting simpler.