... Intensity Flashlight with Convex mirro Lens,rotating head adjustable the lighting beam4,Battery type use 2*AA 1.5V alkaline battery ... :154.5mm7,Unit weight:112g(without battery)8,Lighting period:High lighting(3hours)/Low lighting(7hours)/Flashing(8HZ)9,O-ring sealed waterproof ... at any time11,Milti-function:Cycling the High/Low/SOS lighting ,push lightly after turning on Swotch12,ON/OFF Switch in ...