Energizer Visoin HD+ Focus Headlight Subcategory_Gun Cases sized amply to allow for sized amply to allow for an excellent grip without causing blisters or hot spots during repetitive manual tasks this is enhanced with anti skid finger grooves on the blade spine ) Provides up to 1 2 yard accuracy and 1 10th yard display precision Built in inclinometer provides ARC ARC Bow Mode provides true horizontal distance out to 99 yards ARC Rifle Mode provides bullet drop holdover in inches 315 Lumens Lightweight and comfortable Energizer Vision HD+ Focus LED Headlamp works with 3 Energizer MAX AAA batteries (batteries included) Powerful beam reaches up to 85 meters and puts out up to 315 lumens with its LED technology Switches easily between 5 light modes: high and night vision (red) for outdoor illumination anytime