Do you want to buy a spare battery for your laptop? If so, you can consider this new battery for your laptop. It will certainly make your laptop regain energy by the use of the high capacity battery. It provides you with the strong battery life, great to solve the problems of the short life, poor performance. Thus, if you like traveling, this new battery will be your best choice. You can use your laptop under any circumstance without a failure.                                    Features             You can get long hours of battery life without having to frequently plug into recharge with the Notebook Battery<br>
 Having 5200mAh Laptop Battery for your laptop is more than just a luxury, its a necessity<br>
 No memory effect. Chargeable even if it has not been used up yet<br>
 Using advanced cell technology and quality parts, the Notebook Laptop Battery guarantees the stamina you need for long work sessions and travel<br>
 Manufactured to the highest quality available, Notebook Laptop Battery with true enhanced performance<br>
 Notebook Laptop Battery is powered by high quality cells<br>
 The Replacement Laptop Battery recharges while it is installed and the computer is connected to AC power <br>
                                                            Specifications             Capacity     5200mAh    <br>
 Battery Type     Rechargeable Li-ion Battery    <br>
 Number of Cells     6 Cell    <br>
 Compatible Brand     HP ProBook 4330s 4331s 4430s    <br>
 Voltage     10.8V    <br>
 Weight     12.91 oz / 366 g    <br>
 Color     Black       <br>
                                                             Package Includes            1 x Laptop Battery<br>
1 x User Manual<br>
                                                            Extra Info            Compatible With<br>
Battery Model Compatibility:<br>
ProBook 4330S 4331S 4430S 4431S 4730S<br>
ProBook 4435S 4436S 4436S 4530S 4535S<br>
ProBook HSTNN-DB2R HSTNN-OB2R HSTNN-Q89C<br>
ProBook QK647AA HSTNN-IB2R HSTNN-LB2R<br>
ProBook 633733-1A1 633733-321 633805-001 650938-001