The pros are thrilled. With the H7, they get the lightweight, easy-to-wear feeling of the H5 but with six-times the lumens. The Advanced Focus System adjusts for either long-distance light or a circular low beam, making outdoor activities more comfortable and safer. The lights stageless dimming function and swivelling light design are very handy.Leatherman Tool Group H7R Head LightLED - AAA - Black, RedPhysical CharacteristicsWeight (Approximate): 4.23 ozColor: BlackPower DescriptionInput Voltage: 1.2 V DCPower Source: BatteryReliabilityTechni