crwdns2933423:0crwdne2933423:0
crwdns2918538:0crwdne2918538:0

crwdns2934241:0crwdne2934241:0 S W

crwdns2934249:0crwdne2934249:0:

Another thing you should do is boot into the laptop's bios.  Dell has a built in section on the bios that tells you your battery's health.

crwdns2915684:0crwdne2915684:0:

open