The TA40 is the newest, brightest tactical flashlight that Nextorch has put out! The TA40 can deliver up to 1040 Lumens of stunning brightness and can run for up to 10 hours on Low Mode. One could call it the king of single lithium-ion single core tactical flashlights. Between its new and inventive user-friendly design, the meticulous craftsmanship of its construction, and the ultra strong combination of functions, the TA40 is the king of its category.