Listen up: We tested 15 AA batteries—the type ... the cycle until the batteries die. Battery life was 7.3 hours for an Energizer, 6.8 hours for a Duracell, and 4 hours for a Toys "R" Us battery.

Panasonic BK-3HCCE/4BN Eneloop (Up to 2550 mAH) Pro AA high Capacity Ni-MH Pre-Charged Rechargeable Batteries, 4-Battery Pack (packing may vary) The Duracell Rechargeable AA Batteries have a ...

A 48-pack of Kirkland Signature AA Batteries costs $15.99, which works out to about 33 cents per battery. Meanwhile, a ...

You likely have a pack or two ... He pitted three cheap AA battery brands -- Sunbeam High Drain, Panasonic, and a generic CVS brand -- with three more pricey options -- Duracell, Energizer ...