Equipped with a second switch, the on/off switch and the mode selection switch can be separated for intuitive operation. Irradiation distance: 250 lumens. Red LED is equipped with dimming and strobe mode.Can be turned on and off independently without using white LEDs; Close and long distance modes; Diming, Strobe, Red LED, Lock mode; Fully internal reflex lens that uses power with prism effects; IPX8: Water resistant to 30 minutes of water at 3.9 ft (1.1 m).It will work even if submerged in water inside the battery case.It must be completely dry after use in a wet environment. Includes 3 AAA alkaline batteries