RucPac Professional Focus Overview 1Description 2Performance 3Switching 4Construction With up to 1000 lumens of hands-free light and the ability to choose spot or flood beams, the RucPac Professional Focus Headlamp is a versatile lighting tool suited to a wide range of uses, at work and at home. The light offers high, medium, low, and flash settings, all controlled by a large rubberized push-button switch that’s easy to operate even when wearing gloves. Four AA batteries will power the light for 6-24 hours, depending on brightness levels used. The rear-mounted battery pack and overhead strap distribute the weight of the lamp for balance and comfort. The lens tilts to direct light right where you need it. Use of them does not imply any affiliation with or endorsement by them.