… After testing out the NiMH rechargeable batteries on an LED flashlight, Gizmodo found that the Duracell batteries lasted far longer – ranging from about 5 to 6.5 hours in life compared to the 3.5 hours of Energizer. …
… The Duracell family of rechargeable batteries also come precharged out of the package, so that’s very convenient. They’ve also got USB ports for charging USB gadgets. …
Rick McCharles 