The most powerful 8 cell 14.4 V HP Compaq 6720s 6730s 6820s 6830s Battery Made - (Rated at 6200mAh/89Wh - 3 Year life span): Made by Max Capacity.

　　Offered By SafeBatteries.com.

　　Direct item link: /hp-compaq-6720s-6730s-6735s-6820s-6830s-battery-hstnn-ib51-8-cell.html.

　　If you have actually been disappointed by Amazon replacement batteries in the past, then our Advanced HP 6720s 6730s 6820s 6830s battery was made for you. We special use Panasonic's Advanced NNP cell technology which enhance battery life by about 40 % when compared with normal li-ion batteries. In addition our Max Capacity batteries normally last about 3 years.

　　So, If you planning to upgrade your HP's battery life and experience more movement, then look no further. Desire the finest, the finest is Max Capacity. Power On and Stay On!

　　Capacity:6200 mAh 89Wh.

　　Chemistry: Li-Ion.

　　Cells:8.

　　Color: Black.

　　Voltage:14.4.

　　Cell Manufacture: Panasonic NNP.

　　Shipping: Flat $6.95.

　　Service warranty:16 Months.

　　Performance Highlights.

　　*** 3 year average service life which is Double the service life of other replacement batteries.

　　*** Massive amounts of power to allow you to run longer 20-50 % longer then similar 6 cell or other discount rate brands.

　　Model Number Compatibility.

　　Business NoteBook 515.

　　Business NoteBook 550.

　　Company NoteBook 610.

　　Company NoteBook 615.

　　Business NoteBook 6720s.

　　Company NoteBook 6720s/CT.

　　Company NoteBook 6730s.

　　Business NoteBook 6730s/CT.

　　Company NoteBook 6735s.

　　Business NoteBook 6820s.

　　Company NoteBook 6830s.

　　Part Number Compatibility.

　　451085-121.

　　451085-141.

　　451085-142.

　　451085-361.

　　451085-621.

　　451085-661.

　　451086-001.

　　451086-121.

　　451086-161.

　　451086-361.

　　451086-362.

　　451086-621.

　　451086-661.

　　451568-001.

　　456864-001.

　　456865-001.

　　464119-142.

　　464119-143.

　　464119-162.

　　464119-361.

　　464119-362.

　　464119-363.

　　484787-001.

　　490306-001.

　　491278-001.

　　491279-001.

　　491654-001.

　　491657-001.

　　496897-001.

　　500764-001.

　　500765-001.

　　501870-001.

　　572186-001.

　　572187-001.

　　572188-001.

　　572189-001.

　　572190-001.

　　572191-001.

　　DD06.

　　dd08.

　　dd08063.

　　GJ655AA.

　　GJ655AA #abh.

　　HSTNN-fb51.

　　HSTNN-fb52.

　　HSTNN-i39c.

　　HSTNN-i40c.

　　HSTNN-i48c-a.

　　HSTNN-i48c-b.

　　HSTNN-i49c.

　　HSTNN-i50c-b.

　　HSTNN-i54c.

　　HSTNN-i64c-5.

　　HSTNN-i65c-5.

　　HSTNN-ib51.

　　HSTNN-IB52.

　　HSTNN-ib55.

　　HSTNN-IB62.

　　HSTNN-lb51.

　　HSTNN-lb52.

　　HSTNN-OB51.

　　HSTNN-OB51T.

　　HSTNN-ob52.

　　HSTNN-ob62.

　　HSTNN-xb51.

　　HSTNN-xb52.

　　HSTNN-xb62.

　　ku532aa.

　　nbp8a97.