Laptop Chargers are important accessories to your laptops. A faulty laptop charger has the power to stop your work in the middle. Your laptop can work on battery but maximum up to 2 to 3 hours. After that, you need to recharge your laptop battery to keep your work on and it needs a laptop charger and power cables. If you forget to take the laptop charger and cable along with you to office, it would be annoying in office when your laptop battery gets consumed completely. So laptop charger may be an accessory but very important one.
Laptops can not be plugged straight away into the power supplying point as over the world; voltage of power supply keeps fluctuating. A laptop can not be charged on a fluctuating voltage. In this case, laptop charger is the important accessory as they take care of any voltage fluctuation which may hurt your laptop if applied directly. Laptop chargers are significant from safety point of view of the laptops.