How to make your electronics batteries last longer

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(Photo: Getty Images)

Taking good care of your electronics batteries can pay off. The
financial rewards of longer lasting batteries are obvious: You won’t be forced
to render a perfectly good gadget obsolete before its time or have to shell out
money for a replacement battery.

It’s also better for the planet since disposing of electronic
waste
is a growing problem.  

Experts say there are plenty of easy things you can do to
prolong the life of electronics batteries. They also dispel some common myths. 

Here is general advice from Dell,
Nokia, and Apple that can be applied to other brands:

  • Avoid
    extreme heat.
    It’s the single-most important thing you can do to protect
    your battery. For example, don’t leave your laptop in the car on a really hot day, says a
    Dell spokesperson. If you must leave electronics in the car, then don’t leave them on the
    dashboard. Also don’t close them up in the trunk or glove compartment — the coolest place is probably under a seat. Apple recommends that you remove your iPod or iPhone from any extra case if
    it gets hot while you charge it.

 

  • Take
    precautions in cold weather.
    Bring your battery up to room temperature
    before turning it on if it’s been exposed to very cold temperatures,
    recommends a Dell spokesperson.

 

  • You don’t
    need to totally discharge your battery periodically to make it last longer.
    That
    was true of older batteries, but not for today’s lithium-based models. In some
    systems, it does help with how accurately the battery reports how much energy it
    has left, says a Dell spokesperson. Apple suggests that you go through at least
    one charge cycle per month for laptops, iPhones, and iPods. (It’s also no
    longer necessary to charge your battery for an extra long time for the first
    charge, says Petri Vouri of Nokia.)

 

  • Unplug
    your cell phone from the charger when the battery is fully charged.
    This
    saves energy and protects the battery, according to Vouri. Don’t forget to unplug
    the charger from the wall. There’s absolutely no difference between car and
    wall chargers, according to Vouri. The only potential problem with car charging
    is if you leave your cell phone in the car on a hot day (as noted above).

 

  • Leave
    your battery in your laptop.
    Some websites recommend taking your battery
    out of your laptop when you’re using it as a desktop computer so that your battery
    doesn’t get worn out. That’s not such a good idea, according to a Dell
    spokesperson, because your battery is more likely to be damaged if you take it
    out. Besides, he says, it’s not necessary since the microprocessor inside the
    battery stops it from charging when it’s fully charged.

 

Looking for ways to extend the life of your battery between
charges? Change your settings, turn off anything you don’t use, switch your
cell phone off when you’re in low coverage areas, update your software, and
follow the specific tips from Dell,
Nokia,
and Apple.

 

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