New new The TLR-7 Sub features an LED that delivers 5,000 candela and 500 lumens over a beam distance of 141 meters and is powered by a single 3 Volt CR123A lithium battery. Its custom TLR optic produces a concentrated beam that provides both extensive range as well as optimized peripheral coverage. The light offers two lighting modes, LED only or LED strobe, each with a run time of 1.5 hours. The new TLR-7 sub features snap on and tighten interface that can be done with one hand. This attachment system keeps hands away from gun muzzles when attaching or detaching the light. The light also includes a Safe Off feature which locks the light so it cannot be turned on accidentally. Each model of the TLR-7 Sub also features a specialized clamp system for mounting to rails using the provided key kit. The impact-resistant TLR-7 Sub weighs 2.39 ounces and measures 2.51 inches in length. It is constructed from 6000 Series machined aircraft