Energizer Hard Case Professional 4-LED Project Light, Black (Batteries Included) 4 bright white LEDs provide 250 lumens of light output that reach a distance of 55 Meters Light runs for up to 10 hours on 4 AA Energizer Max Alkaline batteries (included) Water resistant makes this ideal for outdoor applications Rugged casing made of rubber and plastic with large push button switch Complete with shatterproof lens that survives a 2 Meter drop test, water resistant - IPX4