If unplugged die in 3 secons Dell XPS M1330

[joaki]

The power MUST be plugged in for the laptop to work. It will die within 3 seconds once unplugged

 

[kristjan_i]

The power MUST be plugged in for the laptop to work. It will die within 3 seconds once unplugged

Seems like it's time to replace your battery.

Also, don't use your old dead battery, it deteriorates your laptop as well, use without a battery as long as you get a new one.