powerful laser pointer

https://www.kitlaser.com/3000mw-laser-pointers-3w.html
As a portable, high-tech laser pen size is designed to be handheld, and it's often used to project light points to highlight elements, and laser Pointers are the most popular gadget at your fingertips and who needs to worry about it. The safety of high power laser pen is a key problem which cannot be ignored. Although they have brilliant light and a burning ability, but the high power laser pointer and portable 3000mW laser pointer eyes there is no danger to you. When the green laser pointer was used as a demonstration tool, it was a very long time.