Status : Brand New
Warranty : Full One Year
|Laptop/Battery||Dell Latitude d820|
The main battery life on the Dell Latitude D820 is very respectable , With WiFi off, set the Dell D820 display at low brightness, It is able to get about 3 hours or more ,The Dell Latitude d820 is a laptop that meets you in the middle'Professional Laptop Batteries
Do not modify or disassemble the Dell Latitude d820 battery without professional help and knowledge.
Do not incinerate, or short-circuit the rechargeable Dell Latitude d820 battery pack (put battery with metal objects)
Do not expose Dell Latitude d820 laptop battery to heat more than 212°F(100°C), which may cause an exposure.
Do not place Dell Latitude d820 battery in device for a long period of time if device is not being used. Remove the battery when you store your computer for an extended period of time.
Do remember discharge then recharge the Dell Latitude d820 notebook battery for every few weeks during storage.
Do keep the Dell Latitude d820 battery away from children.
The length of laptop running time may vary a lot, It depends on the running applications and the external devices connected to your laptop. Dell Latitude d820 Battery operating time (the time the battery can hold a charge) will decrease over time. When you travel with your laptop, you would want longer battery life. Here are some basic tips may help you.
1. Dim laptop screen - Adjust your screen brightness(Most laptops come with the ability to dim your laptop screen); As the screen will take 30% also power of the battery, Try turning down the display brightness to the lowest level you can bear(don't no hurt your eyes).
2. Cut down on unnecessary programs - Cut unnecessary auto running programs when boot up ,cut background programs like Itunes, Desktop Search, etc., Shut down everything that isn’t crucial when you’re on battery. You'd better save the basic firewall software when you are online.
3. Unplug unnecessary devices - USB devices (like mouse, keyboard, other widget chargers), PC cards, DVD drivers, Bluetooth and WiFi will extract your laptop battery power a lot. Remove all of this if applicable. Also check for other built-in components that you could disable to conserve more battery power.
4. Use power saving. Remember that standby mode still uses battery power a lot when you left , But use hibernate instead will save more if your laptop supports this function .
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