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39 votes
Accepted

How can I tell if there was a power cut while I was out?

Set the time on an electric clock that uses household current Most households today have a microwave. This has a clock you can set. On nearly all of these the clock rolls back to 12:00 and flashes ...
James Jenkins's user avatar
17 votes

How can I tell if there was a power cut while I was out?

Get a mechanical mains timer - they are very cheap and set it for your 8 hr cycle. It only progresses while there is power, so set it to the beginning of the cycle, plug it in and forget about it. ...
Baldrickk's user avatar
  • 271
16 votes

How can I tell if there was a power cut while I was out?

Visit antique shops and second hand stores to find an old style electromechanical clock -- the kind with a motor and gears. Put this near the battery charger, plugged into the same outlet. When you ...
Zeiss Ikon's user avatar
  • 9,802
11 votes

How can I tell if there was a power cut while I was out?

While the other answers here give some good suggestions for answering your literal question, I caution you that they likely won't solve your underlying problem. Knowing the power went out isn't ...
bta's user avatar
  • 281
8 votes

How can I tell if there was a power cut while I was out?

Lifehack: Avoid the power cut all together. Connect your battery charger (and other critical devices) to a UPS (Uninterruptible Power Supply). It has a built in battery so it will continue to run your ...
SurpriseDog's user avatar
  • 1,112
7 votes
Accepted

How to prevent static electricity/static current

If you have any non-rubber soled shoes, that's going to be an easy place to start. You don't want to be insulating yourself from the ground if you can help it. As far as clothing, try not to wear ...
Broots Waymb's user avatar
6 votes

How can I determine the duration of a power outage?

There are two ways that I use. I use a battery-powered analog clock (with hands) and another similar electric-powered one plugged into the same circuit as the refrigerator. Synchronize them before ...
Stan's user avatar
  • 14.2k
6 votes

How can I deal with refrigerator odor when it is turned off for a long period of time?

You should clean out the interior of your refrigerator with a mild solution of bleach and soap. You should only need to do this before you leave for a long time. When you are using the fridge, unless ...
MGMead's user avatar
  • 311
6 votes

Stopping a twist timer

The timer was put there by the storage owner so that their electric bill isn't subject to abuse by people renting the units. It also prevents (for instance) people using the units as marijuana ...
Zeiss Ikon's user avatar
  • 9,802
6 votes
Accepted

How can I safely cover an electrical outlet, without buying anything?

There's no lifehack for this. Buy outlet covers, they are cheap and importantly, they are designed to be safe in this situation. Do not, under any circumstances use cardboard: it is a fire hazard. ...
Hobbes's user avatar
  • 6,304
6 votes

How to find out what time electricity got restored?

I have a mains powered digital clock. It has no backup battery and the time is reset when the power comes back on. The display flashes until I set the time, but continues to advance from 00:00 so I ...
Weather Vane's user avatar
  • 4,705
5 votes

Best ways to use free electricity?

If you have any gas appliances (range/oven, dryer, water heater), replace them with electric ones.
Hobbes's user avatar
  • 6,304
5 votes

Best ways to use free electricity?

Do not know where you are from, but in France, some are able to sell their excess electricity to the state and have the option of purchasing extra electricity from the state at a very reduced price in ...
Ken Graham's user avatar
  • 1,210
4 votes
Accepted

How to use free electricity?

Any energy storage is going to require investment -- and the magnitude of the investment relative to the amount of energy you can store is why power utilities almost never attempt to store energy (as ...
Zeiss Ikon's user avatar
  • 9,802
4 votes

How to prevent static electricity/static current

I have for many years carried a Cross pen in one pocket or another. During dry seasons I've learned to pull it out and carry it in my hand along with mugs, papers and anything else. One zap is all I ...
Elliot's user avatar
  • 41
4 votes

Stopping a twist timer

It is somewhat jarring to have the lights suddenly go off when you are in the middle of something, but the timer is necessary to ensure the lights aren't left on long after you are gone. If you want ...
Robert Cartaino's user avatar
4 votes

How can I tell if there was a power cut while I was out?

Get any multimeter and measure the voltage on the battery. Depending on the battery type, the open-circuit voltage can be a great indication of the charge of the battery. Example for 12 V lead-acid ...
NeplatnyUdaj's user avatar
4 votes

How can I safely cover an electrical outlet, without buying anything?

This is a learning moment. You might find some redundancy in my answer. Have a talk with your elders. Explain that it is a Safety mechanism that works automatically to turn off/deactivate the outlet. ...
Stan's user avatar
  • 14.2k
4 votes

How to stabilize a laptop power plug port?

You could attatch a glue-on cable clip to the laptop and secure the cable in it. Something like this: The clip's inner diameter should be the size of the power cable so it sits tightly. That way the ...
Elmy's user avatar
  • 2,995
4 votes

Best ways to use free electricity?

Depending on where you live, there might be e-bike or e-scooter rental services around. These companies put a number of devices out on the streets in big cities, but collecting all of them to recharge ...
Elmy's user avatar
  • 2,995
3 votes

How to prevent NiMH batteries from leaking?

NiMH cells should not leak unless abused. The following can damage them, causing leakage. Soldering, which overheats the polymer seal. Operation at very high or low temperatures, which causes ...
DrMoishe Pippik's user avatar
3 votes
Accepted

How to insert plug into child-proof Schuko outlets?

I haven't found a better way than wiggling the plug. Examine the shutters: they are usually wedge-shaped. Wiggle in the direction of the slope (downhill) while applying a bit of force.
Hobbes's user avatar
  • 6,304
3 votes

How to clean a pager charging port

If it is a delicate connection, I wouldn't ever use sandpaper on it (nor do I think it would help). Connector problems usually fall in two categories: the pins and the jack do not connect properly (...
HenryJekyll1886's user avatar
3 votes
Accepted

How to extend the lifetime of a rechargeable battery?

Cell phone batteries (and everything else nowadays) uses Lithium Ion batteries. Unlike previous generations, these don't have a "memory" effect, so there's no need to completely discharge them all the ...
SurpriseDog's user avatar
  • 1,112
3 votes

Check for electricity in a socket without tools?

There's no completely foolproof way to do this. You can plug in a lamp or other appliance, but this is prone to false negatives (situations where the appliance won't work, but the outlet still has ...
Mark's user avatar
  • 155
3 votes

Best ways to use free electricity?

You can also host your own server using the free electricity available and make money from the server. For instance, see this webpage, and here is a detailed post on return on investment from housing ...
Sudharsan Madhavan's user avatar
3 votes

Best ways to use free electricity?

You said you were planning on getting an EV. Why not install a charger for the car now and then advertise it as a place people can charge theirs until you get your car?
davidgo's user avatar
  • 166
3 votes

Get a rough idea of power consumption in a heater

Run the heater on the lower heat setting and allow time for its output to stabilise. Move one hand cautiously towards the hot air stream, taking care not to move it too close to the heater, and do not ...
Weather Vane's user avatar
  • 4,705
2 votes

How do I know how much charge a battery has left?

For 9V batteries you may touch the contacts with the tip of your tongue and if you feel a light tingle that means there's still charge left. If you feel nothing, the battery is dead
Jorge's user avatar
  • 21
2 votes

Creating a electronic circuit learning kit

It depends on your child's age. If she is beyond the stage of putting small objects in her mouth, you might use a solderless "breadboard", such as that below. These allow use of any parts with small ...
DrMoishe Pippik's user avatar

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