Status : Brand New
Warranty : Full One Year
|Laptop/Battery||HP ProBook 4720s|
|Battery type||Li-ion 6/9 cells|
|Capacity||4400 mah/6600 mah|
|Size||268.50 x 57.80 x 20.3 mm|
Check the HP laptop machine model or battery part number with following compatibility list of HP ProBook 4720s battery, Also learn tips about extending HP ProBook 4720s laptop battery life to help you make your HP 4720s battery live longer.
Do not modify or disassemble the battery without professional help and knowledge.
Do not incinerate, or short-circuit the rechargeable battery pack (put battery with metal objects)
Do not expose laptop battery to heat more than 212°F(100°C), which may cause an exposure.
Do not place 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 notebook battery for every few weeks during storage.
Do keep the 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. 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 .
Had this battery to replace one that would only be charged at 9%. The new battery work fine for weeks, no complaints yet. ------------------Guadalupe Parks
These have been wonderful and last long with great reliability for about 3.5 hours. I have no issues with the batteries - they are great!-------------Phoenix Coleman
The compatibe battery can replace my old battery successfuly, and works great. The quality of this battery is strongly good. It can support 3 hours on business trip ------------Addisyn Greene
The HP ProBook 4720s battery has been installed, and it fits perfectly with my HP notebook. I'm very glad have purchased such a suitable replacement for my laptop whose original battery has completely broken down. As this battery works the same as the original, I gained a lot in this purchase!------------------Mariah RAYMOND
The deepest impression for this purchase is its delightful service! The products was delivered in time as I expected. I was looking forward a HP battery to replace the old one which is almost a dead battery. And this battery exactly satisfied what I needed!------------------Ali BLAIR
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