Niteasy DS22 is a powerful tactical flashlight. It adopts aluminum body, metal reflector and double-coated tempered optical glass lens. 2500 lumen tactical flashlight utilizes one CREE XHP50.2 LED and powered by one 21700 Li-ion battery (compatible one 18650 battery), with a maximum output of 2500 lumens. DS22 has 5 lighting levels, strobe and SOS modes. It also has stainless steel bezel and tail, which is very suitable for self-defense, patrol, hunting and other tactical purposes.