DOOMSDAY Multipurpose Green Laser Light Pen | Green Laser Pointer Pen for Presentation with Adjustable Cap to Change Project Designs

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About the Product: Different types of laser pointer can show different colors of light, and the apparent brightness of a spot from a laser beam depends not only on the optical power of the laser and the reflectivity of the surface, but also on the chromatic response of the human eye. The laser pointer can be used to highlight something of interest by projecting a small bright spot of colored light onto it. It can be used in different areas which include educational and business presentations, architecture, astronomy, camp and adventure, and entertainment etc. 100 to 300 ft. during the day and up to 1000 ft. at night. Up to 50 times more powerful than most other laser pointers. Just Remove Disco Light Effect Cap From Pen To Get Straight Pointer Light For Presentation. Straight Pointer: For straight pointer just remove the Disco Light Effect Cap from the bottom of pen. Best choice for Teacher, Professor, Doctor etc. Disco Light Effect: Rotate the cap to get various types of beautiful disco light effect. Best gift option. Simple Design: It is lightweight and handy, easy to carry and suitable for put in your pocket or handbags. Package Include: 1 x Laser Light Pen & 2 x AAA Batteries Important Note: Please avoid direct eye exposure to the laser. Please store the laser in dry environment and keep it away from children. If batteries are not working properly then use another one for better laser light pointer.