Replacement Battery Part No.:Dell:
Replacement Laptop Machine Part No.:Dell
- Latitude D531
- Latitude D531N
- Latitude D820
- Latitude D830
- Precision M4300 Mobile Workstation
Make your Dell Latitude D820 battery last longer:
- Should I totally discharge and recharge my Dell Latitude D820 battery occasionally to make it last longer?
A: No, discharging and charging does not increase the life of a lithium ion Dell Latitude D820. And with current lithium ion batteries this practice does not improve the runtime of the battery. This practice is a holdover from the days in which NiMH batteries were used.
- How do I get the most runtime for a charge?
A: It is important to choose settings which allow you to obtain the most runtime from your notebook. Examples to consider: timeout settings for the hard drive, Bluetooth, wireless, LCD brightness, etc.
- If laptop battery life will be cut down when Dell D820 battery hasn't run out and is charged?
A: Battery life is generally computed by the times of full charge.Lithium battery usual have 300-400 times and once is defined charge it up to 80%-90%. So don't be worried.
- What is the best temperature for battery storage?
A: Because very hot or cold conditions could affect a battery's performance,you'd better store the Dell Latitude D820 in a place with recommended storage temperature of 15°C (59°F).
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- Our Certification:
Every Dell D820 laptop battery should be under strict quality control including filtration and safety testing of voltage,capacity and battery core before leaving the factory, and has passed the authentication of CE, UL, EMC, CQC,ROHS, etc.
- Our Service:
Yobattery offers 1 year warranty (with no restocking fee) on all Dell Latitude D820 battery that we sell, and our battery carry a 100% customer satisfaction guarantee.
- 100% compatible with original Dell Latitude D820 battery