High performance Power Beam light. Aluminium body, Double O-rings seal, Compact design and slide magnetic switch. Adjustable from 10 to 300 Lumen. Saves energy and increases battery life. 3 x AAA batteries. Waterproof 120 meter. Burn time 6 to 24 hours depending of light intensity. Weight in air 179 gr. Length 122 mm. Diameter max. 44,5 mm.