Led Clip Light Easily Attaches To Where You Need Warm White Light So It'S Great For Reading Books, Seeing In Hard-To-See Spots And Household Or Automotive Tasks. Scientifically Designed Beam Is Engineered To Provide Wide Illumination Of Objects Up To 4 Meters. Warm White Led Provides Excellent Contrast And A More Natural Reading Experience. Handy Clip Attaches To Surfaces Up To 1/2" (13Mm) Thick. Flexible Neck Allows You To Precisely Direct The Light. Slim, Clip-On Design Collapses And Locks For Easy Storage. Runtime Is 25 Hours. Light Output Is 11 Lumens.