The HX 150 Flashlight is a Programmable LED Flashlight. Insight Technology: Dominate the Darkness! Max run time: 120 minutes Strobe option Light Source: Cree High Intensity LED LED Output: 150 lumens Run Time: 2 hrs on high, 300 min on low Waterproof: 5 meters for 5 minutes Weight: 6.5 oz with batteries Dimensions: 1.3" head, 1" body x 5.9" long Lithium Battery Power: 6 volts from two (123) Package contents: 2 Duracell Batteries and Heavy Duty Adjustable Lanyard Comes in Black