ULTRAFIRE Blue Light Flashlight, 450-460nm Single Mode LED Blue Flashlight, Portable Small Blue Light for Night Fishing and Outdoor Activities-Black House WF-508BL

【450-460nm Blue Light Flashlight】Especially for fishing and hunting, blue light makes blood easier to see in the dark. WF-508BL flashlight provides 100% pure blue light without any loss due to filtering. 【ONE Mode Operation】It's a one-mode light, simple ON and OFF, zero chance of accidentally switching modes to dim or strobe or anything else, so no accidental switching to crazy modes in a panic situation. 【Adjustable and Zoomable Focus】WF-508BL blue light flashlight is able to light up near or far just work easily adjusting the zoom. 【Rugged and Sturdy】Made of aircraft grade aluminum alloy with a matte anodized surface that is scratch, abrasion and corrosion resistant. 【Waterproof and Anti-slip】IPX6 waterproof rating, can work in heavy rain and can withstand bad weather, but not directly immersed in water.