My six-year-old Inspiron 5749 uses a battery type-marked XCMRD. This is what should appear when you put that battery type into a Dell search bar: a crisp picture of the battery, a list of the ...

Budget notebooks don’t always have big batteries, but Dell claims the $379 Haswell version of the Inspiron 11 lasts up to eight hours and 20 minutes on a single charge. Besides battery life ...