Feb. 20, 2016 Ben Carson greets people at the Beacon Drive-In restaurant in Spartanburg on the day of the South Carolina Republican presidential primary. Jabin Botsford/The Washington Post Buy Photo
If your battery is unhealthy after less than 6 months you should try to get a replacement from dell. You have posted to a forum that requires a moderator to approve posts before they are publicly available. A 9 cell battery usaully last around 4-6 hours.
How Long Will My Battery Last? Most rechargeable batteries have a charge-discharge cycle that ranges between 300-500 cycles (for lithium based chemistries â NIMH can have up to 800 charge-discharge cycles and NICD chemistries can have up to 1200). A charge-discharge cycle means that a battery once at 100% draws power down to 0%.