Facebook Coupon - Save $1 On Rayovac Batteries (Possibly Free Batteries!)

 Go to the Rayovac on Facebook page, click on the "promotions" tab, and then click the coupon offer. You should be able to hit your back button and print this twice.
 
Money Saving Mom reports that the 4-packs of AA Rayovac batteries are $0.94 at Walmart and $1 at Target. Use the facebook coupon to get them free!