his Duracell LED Industrial Flashlight is shock proof and waterproof. One of Duracell's best selling flashlight, now with upgraded LED bulb. Super bright LED - no bulbs to replace. The flashlight has the "Dual Power" feature that can use 2 AA batteries with the included adapters or 2 D batteries. The casing is corrosion resistant, shock proof and waterproof. There is a retractable hang hook at the base of the handle.