usually, my father only uses brand name products or personally known generics he has experience with but recently he was at walmart and a large pos display made him diverge from this path and try the rayovac brand for one of his flashlights he keeps on hand in the kitchen/workwoom near the garage. one of the reasons for a flashlight is in the event of a power outage is that you are prepared and one way to be prepared is to keep the batteries in the flashlight. thus, this is what the situation was. after being in use for about 2-3 months (with... read full review »