Newegg has the Panasonic eneloop AAA Rechargeable Battery 8-Pack for $15.49 (29.99 – 11 instant savings – 3.50 coupon) with Free Shipping for a limited time. To get discount, use the coupon code: EMCAKAT82 at checkout. Coupon expires January 12, 2014.

The Panasonic eneloop batteries come charged and ready to use out of the package. It’s rechargeable 1500 times, saving you $876.00 per battery over regular Alkaline. It features low self discharge, can maintains 75% charge for up to 3 years, has no Memory Effect, and works in some of the most extreme temperatures (down to -4F).