Nitecore EC4 1000 Lumen LED tactical flashlight 2 X 18650 Li-ion rechargeable batteries, D2 intelligent digital Charger, in-Car Charging Cable and four EdisonBright CR123A Lithium Batteries 1000 lumen max: Excellent Brightness and Durability: Nitecore EC4 Utilizes a CREE XM-L2 U2 LED and innovative "Precision Digital Optics Technology", The world FIRST die-cast flashlight: Nitecore EC4 Die-cast unibody aluminum alloy construction. Smart Mode adjustment: Nitecore EC4 Dual switch design offers unprecedented ease of use, 5 brightness levels: Turbo, High, Mid, Low, Ultralow, and 3 concealed special modes: Strobe, SOS, Location beacon. User-friendly design: Nitecore EC4 highest level cooling fins add 30% cooling surface than ordinary, and its' die-cast body ensure heat is distributed evenly and rapidly to surface Bundle includes Nitecore two NL189 3400mAh 18650 Li-ion batteries, Nitecore D2 home/car digital battery charger and four EdisonBright CR123A lithium batteries