Adorama offers the PerfPower Go Green AA Alkaline Batteries 48-Pack, model no. 25024B, bundled with a set of earbuds, for $9.99 with free shipping. That's $24 under the lowest total price we could find for this quantity elsewhere. Plus, redeem this online offer for a free 6-month subscription of Total Defense Anti-Virus Plus 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.