100% NEWCREE Q5 LED generates 250 lumens of blinding white lightand continues producing-level light for more than about 60 mins Push-buttonThe second generation of pressure activated tape switch Non-visible IR lightprovides discreet illumination Securely attaches to any Mil-Spec Picatinny rail in secondsThe tactical light have markingPowered by 2*CR123A(3.0V) or 2*16340(3.7V) Batteries(not include)Color: BK / DETransportation:-After payment cleared, item will be shipped out within 1 business day.-Once item shipped, you can ask us offer you the tracking number.Return Policy:-If you are not satisfied with the product, please email us within 7 days after you get the parcel.-We would be glad to exchange or issue money back to you (if it is our mistake, thanks.)