Surefire U2 Ultra Digital Series Light - $259.88

Digital regulation and six levels of output on demand meet the specific requirements of any task. Highly versatile, this light features a 5-watt LED and delivers from 2 to 100 lumens. Choose the setting that's right for the situation whether you need high output or a long run time. Constructed of CNC machined aerospace grade aluminum with a rugged military specification hard-anodized finish for corrosion and wear-resistance. O-ring sealed. Powered by two 3-volt lithium batteries. Patented lock-out tailcap feature allows the light to be locked in the off position to prevent unintentional activation during storage or transportation. 1.47" tempered Pyrex bezel. Lifetime guarantee.Batteries included.Length: 6.13".Weight: 5.7 ounces. - $259.88