You just set up your equipment for the first night dive of your vacation in Saint Somewhere, as you turn on your dive light to checkyour gauges the light beam fades. The worst thing that could happen before a night dive just did! Your dive light batteries are dead. Never leave for your holiday without some spare batteries. Don't for your Dive Computer need's some too! Bring long life to the devices you depend on and enjoy flashlights, smoke detectors, toys, radios, CD players, remotes and electronic games.