Sunwayman D40A Cree XM-L2 980 Lumens LED compact AA Flashlight/searchlight with 4 X EdisonBright AA Alkaline batteries 980 Lumens Turbo Mode utilizing CREE XM-L2 LED Dual-button Side Switch System, slightly depress output ranging 30-980 lumens, Police Strobe, Aviation Signal, SOS, Strobe, Moon Mode Uses 4* AA (alkaline, NI-MH, nickel-cadmium) batteries; Comes with four EdisonBright AA batteries