replacement HP ProBook 4311s battery

Color : Black
Type : Li-ion
Volt : 14.4V
Cells : 4
Capacity : 2400mAh

HP ProBook 4311s battery compatible part number:

HSTNN-XB91, HSTNN-DB91, HSTNN-OB91

HP ProBook 4311s battery fit machine:

forProBook 4310s, HP ProBook 4210s, ProBook 4311s

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HP ProBook 4311s battery features:

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Top 5 Reasons to Order our battery at batteryready.com

1. Factory Outlet. We sell each laptop battery directly from our factory to eliminate that the battery be stored too long to have an adverse effect on battery performance;
2. Good quality and price. We make a best blance between the quality and price, each battery are used best cells(eg:Sanyo,Samsung) and control motherboard, What's more,you may experience real reasonable price and absolutely good quality at batteryready.com;
3. Best technical support. Each of our recommendations are given from our R & D team;
4. Good service. Regardless of pre-sales, after sale and friendly customer service are also our pursuit, we believe that our customers not only buy our products, but also buy our services;
5. Your satisfaction.Our customers' 100% satisfaction is our top objective and the power to our development, in addition, all products at our website have One Year Long Warranty, 30-day money back!

We sincerely thank you and appreciate your bussiness.

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HP ProBook 4311s battery Tips

1.After you bought a new HP ProBook 4311s battery, please recharge the battery to 100% full and then release at least once a month, then every two months so repeat.
2.When your laptop runs on fixed power, consider removing HP ProBook 4311s battery from laptop.
3.Do not let your HP ProBook 4311s battery dormant for too long, if power consumption have reduced to 0, it is likely to not enter the electric charge, we propose to use the battery at least once a month.
4.When your laptop runs on the battery as much as possible to reduce the brightness of the computer screen,LCD display is hight power.

HP ProBook 4311s laptop features:

Mobile Intel PM45 Express Chipset with
ICHM9, 1066 MHz front side bus (models with
discrete graphics
Intel Core 2 Duo Processor T9600 (2.8-GHz,
6MB L2 cache, 1066 MHz FSB
Standard Memory: 1GB, 2GB, 3GB, or 4GB* of
1066/1333 MHz DDR3 SDRAM; two SODIMM slots
supporting dual channel memory
Graphic: Models
with Mobile Intel PM45 Express chipset
Display:13.3 in diagonal LED-backlit HD anti-glare
(1366 x 768 resolution)
Genuine Windows Vista Business