Order online the brand-new replacement battery compatible with Dell Latitude E5420 E5520 E6420 E6520 – Part T54fj. The good quality laptop battery operates between 500 to 800 charge-discharge cycle. This battery is made up of high-grade cells and highest quality parts. It is 100% compatible replacement in all terms including its specifications, size, appearance and quality. The battery has passed quality check procedures including safety testing. We offer the best rates for the replacement batteries to the customer as well.

Please check the given specifications, order your laptop replacement battery online. We will deliver it to Dubai, Abu Dhabi, Ajman, Sharjah & all over UAE.

 No. 1. Tips for useing your new battery pack

1. Before using the new battery, Please read the battery maintain parts of the user manual carefully. 
2. Please discharge the battery to 5% and then charge fully to 100% at the first cycle after purchasing. The new battery need three times charge/discharge cycles before achieving maximum capacity. For normal daily usage, don't discharge the battery to 0%!
3. If a long time (three weeks or longer) without using a laptop or find the battery charge/discharge time become shorter than before, You should fully discharg the battery before charging next time.
4. When charge the new battery, Please keep the laptop power off. Don't unplugged the power on the battery charge half-way. It is best time to use your laptop after full charged 30 minz later.
5. Dont put battery exposure, damp and erosion some chemical liquids. Avoid contact with metal stuff to make battery short-circuit and so on.

No. 2. Tips to charge and discharge the battery

Follow these steps to charge the battery discharge

(1) To buy a new battery put into the notebook computer.
(2) Disconnect the notebook adapter, Please discharge the battery to 5%. This is a deep discharge process.
(3) To connect adapter, the battery began to charge.
(4) A charge until the battery is full.
(5) The charge-discharge cycle repeated several times, your battery will reach the highest performance