The Strion LED HL Rechargeable Flashlight from Streamlight is extraordinary and has many noteworthy features geared toward law enforcement, military personnel and jobs that require a rugged and heavy duty light source. Streamlight is a brand that's trusted by professionals for its products' durability and cutting-edge technical features, which are very advantageous to have in the field. The Strion LED HL flashlight has three brightness levels, including a high setting of 500 lumens that burns for 1 hour; a medium mode of 250 lumens that has a burn time of 2 hours; and a low setting of 125 lumens that clocks in at 3.5 hours of run time. Also available on the Strion LED HL is a strobe mode that will distract potential attackers and thwart possible threats to your safety. The strobe is also a wise choice for emergency situations, as it can be used for signaling purposes. Another great feature of this tactical flashlight is its durability. The handheld light is built from premium 6000 series machined aircraft-grade aluminum that's been through a hard-anodizing process to make it tougher and stronger, perfect for heavy-duty work in industrial, law enforcement and military environments. The battery required for this flashlight is a lithium-ion (li-ion) 3.75V, 2000mAh rechargeable battery that can withstand 1000 charge cycles and can renew its charge within three hours. The Streamlight LED HL is available in two colors: Black or Kryptek, which is a type of camouflage color.