The LE321R is a class IIIa visible red laser & white flashlight aiming device with a coaxial mounted class 2 IR (infrared) laser and IR illuminator for use with night vision devices. The LE321R features a grade 5 titanium housing with a quick release Picatinny rail mount. The LE321R is powered by a single CR123 battery which can provide up to 5000 hours of battery life.The rear facing selector switch lets the user select between visible low, visible high, IR high, IR illuminator, or IR high with IR illuminator activation using the included remote pressure switch or turn the unit OFF. The LE321R also includes a top mounted activation button and tactile windage and elevation adjustments for a precision zero.Specifications:ELECTRONIC SPECSPower Source BatteryBattery Type CR123ABattery Life (Hours) Up to modesBrightness Setting Up to modesPHYSICAL SPECSWindow Size N/ADimension (in) 3.7A-2.24A-1.46Weight (oz) 9.52MECHANICAL SPECSHousing Material TitaniumSurface Finish TitaniumAdjustment per Click 0.5 MOAW&E Travel Range A 60 MOAENVIRONMENT SPECSStorage Temperature -40~65Working Temperature -40~51Submersion IPX8Vibration 1000GILLUMINATOR SPECSWhite LED Candela N/ALaser & Illuminator Type Dual Laser & Dual IlluminatorWhite LED Output 300 LumensIR Illuminator Class IIIBIR Illuminator Output 0.7mwIR Pointer Class IIIBIR Pointer Output 0.1mw(low)/0.7mw(high)Visible Laser Class IIIAVisible Laser Output 1mw(low)/5mw(high)