Adorama offers the PerfPower Go Green AAA Alkaline Batteries 48-Pack, model no. 25025B, for $9.96 with free shipping. That's $0.21 per battery, tied with last week's mention, and the lowest total price we could find for this quantity by $11. Plus, redeem this online offer for a free 6-month subscription of Anti-Virus Plus Software or Mobile Security. These batteries are lead-, mercury-, and cadmium-free. You can dispose of these batteries via a free mail-in recycling service; click here for more information.