MSI MS-N0111P Wind 6 Cell Battery (Black)

40% of reviews on Amazon.com give this product a positive rating.

I own one of these batteries and have found that if you tweak the computer (shutting off items that are not being used and dim the screen a bit) I have had up to 5 hours and 20 minutes of battery life which is amazing. I am aware of the issue of...

The specs on this battery were advertised as 5400maH. The one I received was only 4200maH. I returned it promptly.

Great value! By tinkering with the power adjustments you can get over 4 hrs from this battery in the MSI wind u100. Dim the screen, shut down wifi if not using and by using minimal battery selection I have had up to 4 hrs and 20 min of batter life.......

Beware! I ordered this item and received a 4400mAh capacity battery instead of the 5200mAh capacity battery as listed on the site. I returned it, got a replacement, and got the same lower capacity. It's possible I just happened to get the lower...

Was pleased to see that this was an official OEM MSI factory battery, but very disappointed to find out that the rating is only 4400mAh vs. the claimed 5200mAh. Will have to return and hope that Amazon updates their listing to reflect the correct...