3 Pack 5mW Laser Pens Red - Green - Blue

3 5mW Laser pointer pens are interchangeable lens design includes 5 laser lenses. Colors: 1) Red 1) Green 1) Blue Features: Laser Color Multi-colored Laser Laser Class Class 3R Laser IIIa Laser Power 5mW Laser Laser Beam Diameter <2.5 mm Laser Beam Divergence <1.2 mRad Laser Lighting Modes Momentary On / Off and Constant On Duty Cycle Continuous Interchangeable Lens Yes, interchangeable laser lens, can be changed Adjustable Focus No, Fixed Focus IP Rating IPX0 Non-waterproof Battery Type 2 X AAA Batteries 1.5V or 1 X 10440 Battery Battery Lifetime 60 minutes Body Style Pen Laser Pointer Shell Color Black Shell Material aluminum alloy Expected Lifetime 5,000 hours Weight 0.99oz / 28g(per unit) Dimensions 16.6*1.4*1.4cm