Adopting ACC circuit， this 5mW Dot Pattern Green Light ACC Circuit Laser Pointer Pen gives out green light regularly and perfectly. Its output power is about 5mW， which is the most security range. It can produce bright light in the dark. Equipped with high-performance diode， this laser pointer pen works better. In addition， when it focuses somewhere it can produce dot pattern green light. By this way， you are able to highlight the most important place or part you want to. It is ideal for professional use such as teachers， astrophile， guiders and so on. This laser pointer pen is practical and cost-effective. Thus， it is a good choice for you.                                    Features            Give out dot pattern lightMade of high quality material， so it is enough durable for long time usingThe laser can be seem as far as the eye can seePower saving， compact and reliableSimply press the button to activate the laser pointer pen and release it to deactivateLightweight and handy design， it is very convenient to put in bags or pocketsIt’s more convenience that use laser to point to the target instead of handsPoint at any desired targets on projection screens， video monitors， and presentation graphicsPerfect for teachers， professors， doctors， managers， engineers and so on                                                            Specifications             Output Power     5mW    <br> Wavelength     532nm    <br> Body Color     Black    <br> Switch Type     Click    <br> Switch Location     Bottom    <br> Weight     5.71 oz / 162 g    <br> Dimensions     4.72 x 0.98" / 12 x 2.5 cm (L x Dia)     <br>                                                             Package Includes            1 x Laser Pointer Pen<br>1 x Lanyard<br>