The NSP-2420 X-Series flashlight uses a CREE LED rated at 250 lumens that works in conjunction with a high-efficiency deep parabolic reflector to create a usable flashlight beam rated at 143 meters (469 feet). Constructed out of durable PC/ABS, this IP-X7 rated waterproof flashlight has a single body switch that provides momentary or constant-on functionality. Power comes from 3 AA batteries (included).