How long will the new dell battery power your laptop?

The dell batteries run-time on a laptop(computer) is difficult to determine. Actual the dell laptop battery running time depends on the power demands made by the equipment. The use of the hard drive,the screen and other laptop accessories results in an additional drain upon the battery, effectively reducing its running time. Generally, a new Hi-Capacity dell notebook battery will run 30% to 50% longer than the old battery did when it was new

The rating for dell laptop battery

Volts: The voltage of the new dell computer battery should always match the voltage of the original.
mAh:It standards for milli-Amp hours,the high amp-hour rating means longer run-time and can not cause incompatibilities.

How many times can you recharge your Dell Laptop Batteries?

The number of times you can recharge your Dell Laptop Batteries will depend on the operating parameters, such as drain rate, battery care, etc. The life of a rechargeable Dell Laptop Battery operating under normal conditions is generally between 500 to 800 charge-discharge cycles.