Deal of the day: PSP batteries $4, car adapter $3 at K-Mart
If the PSP battery life isn't long enough for your "needs," (Heh, heh) you can head over to K-Mart and pick up a 1800 mAH for a measly $4, or you can snap up a car adapter for only $3.
To make things easier, click the below links, print out the UPCs and you can take them to a price checker to see if they have any in stock.
Past deals of the day:
Deal of the day: $168 PSP Core system
Deal of the day: $30 Memory Stick Pro Duo
Deal of the day: $12 Rock UMD
Deal of the week: $100 4GB HDD
[Via Cheapassgamer – Registration required]