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Why shouldn’t you leave the charger plugged in without charging a device?

Why shouldn’t you leave the charger plugged in without charging a device?
Why shouldn’t you leave the charger plugged in without charging a device?

Many rumors circulate on social networks. Among them, we find the one which alleges that a charger plugged in empty can start a fire. Thus, many people wonder if this risk really exists or if it is just erroneous information. In this article, we explain the reasons why you should no longer leave your charger plugged in empty.

Today, smartphones and tablets are an integral part of our lives. In this sense, it is not uncommon that in the evening we decide to simultaneously charge several devices in a multiple socket. In reality, electronic devices have become tools that we cannot separate ourselves from, and providing them with power is part of our almost daily routine. But sometimes we power our mobile devices, unplug them but forget about the charger plugged into wall outlets or even in a cigarette lighter socket. Here are the risks you run when you leave your charger plugged in empty.

A risk of domestic incidents

You have probably forgotten your charger plugged into a vacuum outlet. Whether it’s a computer charger, phone charger, e-cigarette charger, or other device, there is a risk that the device will overheat if you leave it plugged in when empty. In addition, certain models of chargers do not comply with the regulations in terms of marking and electrical safety. And for good reason, tests were carried out by experts from the federal union of consumers Que Choisir and discovered that models from China included considerable risks. Some present imperfect insulation between the input and the output of the charger, which includes a risk of electric shock. In addition, some electrical components are poorly assembled, or have poor quality. Result ? Chargers can cause a short circuit or even a fire. Also, a very poor quality charger with incorrectly assembled components can cause personal injury.

Considerable energy expenditure

In addition to the risks of domestic accidents associated with a charger plugged in empty, there is the risk of significant energy consumption. When the charger is plugged in without being connected to a laptop or cell phone, it continues to consume electricity. Although this consumption is lower than if the device were plugged in, the charger transforms the voltage of the current coming out of the socket even when there is no device connection.

Leaving a charger plugged in can harm the environment – Source: spm

According to the Lawrence Berkeley National Laboratory, a charger plugged in empty for 3 hours each day will result in an annual consumption of nearly 185 Wh, which is not negligible. So, to avoid wasting energy unnecessarily and save money, be sure to unplug your chargers as soon as you finish powering the electronic device.

There are a lot of tips you should know about your phone. To make their phone’s battery last longer, some people opt for a fast charger, others plug their phone into a USB port whenever they have the chance and others prefer to put their phone in airplane mode for save battery. But to help you keep your battery, here are some tips:

Do not leave it plugged in when it is charged

In addition to the household risks involved, leaving the phone plugged in while it is charged can damage the device’s battery.

Don’t try to charge it 100%

Recharging the Lithium battery to 100% is not a good idea. In fact, high voltage can degrade the quality of the battery.

Connect the phone regularly without leaving it in the power socket for a long time

It is advisable to recharge the electronic device several times during the day, without leaving it plugged in for a long time.

Cover the phone in direct sunlight

To prevent the phone from overheating, cover it when you are in the sun.

Read also Firefighters post message warning about phone chargers

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