NITECORE Tiny Monster TM26 3500 Lumen QuadBeam CREE XML-U2 LED Searchlight / Flashlight Combo Set including 4 x EagleTac 2600mAh 18650 Li-ion Batteries, 8 x Energizer CR123a Lithium Batteries, and Light Junction LED Keychain The worlds smallest 3500 lumen LED flashlight Utilizes 4 x CREE XML-U2 LEDs Compatible with both 18650 Li-ion and CR123 batteries Intelligent charging circuit with voltage detection charges safely and rapidly Eight rapidly switchable brightness levels and modes to select from