The HX 120 Flashlight is a Programmable LED Flashlight. Insight Technology: Dominate the Darkness! Max run time: 90 minutes Strobe option Light Source: Cree High Intensity LED LED Output: 120 lumens Run Time: 90 min on high, 100 hrs on low Waterproof: 5 meters for 5 minutes Weight: 5 oz with batteries Dimensions: 1.3" head, 1" body x 4.5" long Lithium Battery Power: 3 volts from one (123) Package contents: 1 Duracell Batterie and Heavy Duty Adjustable Lanyard Comes in Black