The Lighthouse’s unique tie-rod construction allows use as both a brilliant flashlight and a low power lantern. There are six user selectable lighting programs; High Beam, Low Beam, Defense Strobe, S.O.S. Signal, Lantern Mode and Beacon Mode. By softly pressing the glow in the dark power button, or double clicking it, you can scroll through and select any one of the six modes of operation. Turn power on or off in any selected mode with a single click. A handy lantern base to stand the Flashlight upright is included. Diameter is 1 ¼” and length is 4 ¾”. Weight is 7 ounces. Light output is 350 lumens. Dustproof and Splash proof to IP54 Standard.