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Essential Information on a Dell HK421 Battery

Dell Laptop Battery HK421 is a fundamental component when it comes to the normal functioning laptops. In fact, a laptop is lifeless without a good quality battery. Unlike desktops, laptops do not need to be charged 24/7 for them to function. A laptop user will only plug in the charger when the battery signals it is low.


The Dell HK421 battery is a product of the dell company. It usually comes with a newly bought laptop. Consumers can also purchase it from second hand dealers or dell outlets if they need a replacement. When buying a new battery, it is essential to buy it from certified sellers who can grant a one-year warranty.


Features of the Dell HK421 battery

• A product of Lithium ion material

• Has a capacity of 5200mAh

• Holds 11.1 volts

• Has 6 cells

• Color-black


How the battery works

Before installing a new Dell HK421 battery, it is important to observe the following: save all the work to avoid loss of any data, switch off the laptop, and then install by releasing the latch at the back on the laptop.


Laptop users should charge their Dell HK421 battery by connecting the laptop to the ac power using the AC adapter. The battery supports express charge thus it will take about 2 hours before it is fully charged. Once the battery is fully charged, it automatically stops charging.


The battery for Dell HK421 has an LED indicator. This allows the laptop user to know how much battery life is remaining by pressing the button found on the battery. The number of lights that show up will have their own distinct meaning. For instance, when all light are on, it means the battery is fully charged.


The Dell HK421 battery generally has a long life. It goes for about 18 months before needing a replacement. However, there are measures that can extend the battery life.


The following measures are essential in extending the battery life:

• Store the battery in a cool place. Avoid exposing it to extreme temperatures.

• Do not plug in the charger for too long. Disconnect once it fully recharges.

• Charge the battery only when the charge is low.

• Choose power saving options from the laptop that will decrease the battery use.


When deciding to buy a Dell battery, it is important to choose one with the best qualities. Always go for the one with the highest watt-hours they hold in more charge. Ensure that the battery is new and not a refurbished one .It should have a one-year warranty as well.

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