Sunwayman C22C CREE XM-L2 U2 1000LM 6 Models Led Flashlight Lamp Sunwayman C22C CREE XM-L2 U2 LED flashlight with a lifetime of up to 50,000 hours; Slightly depress the side switch to turn on/off the flashlight as well as selecting desired output mode: Main White Light- Turbo (1000 lumens, automatically lower to High after 3 mins continuous use); High (580 lumens, 2 hrs ); Mid (130 lumens, 10 hrs ); Low (35 lumens, 30 hrs ); Strobe; SOS; Neutral White Side Light- High (180 lumens, 3 hrs.)- Mid (46 lumens, 9 hr.)- Low (16 lumens, 45 hrs.); Strobe; SOS; Powerful magnet built at the tail to ensure easy-stand of the light on any iron surface Tungsten steel spike at the end of the tailcap can be used for emergencies Constant current circuit, constant output