Detailed Product Description2011 HOT LED Flahlight good quality,beautiful Appearance Massive exports abroad Detailed discriptions: 1,this product uses the United States CREEQ4 LED 2,flashlight shell adopts alloy materil,the surface after anodized with antiskid function,more wear-resisting,feel more confortable. 3,use one 18650 bettery or two 16340 batterys,In continuous use 2.5hours(100%brightness). 4,use the tail touch-tone phones swith.(level 3 dimmer or level 5 dimmer) 5,strengthen waterpr