The 3000mw focus flashlight green laser pointer is exquisite, portable and has extensive applications, it emits green light with a wave length of 532nm. The laser pointer with safety key lock can be transformed into a "disco laser pointer" with its star cap. The portable button is designed as the switch, easy to operate and control. What's more, black body makes the laser light in the night vivid and unique. Also, it features shock resistance due to its metal body. You will feel like in a disco party with your very own kaleidoscopic laser pointer pen! http://www.everyonetobuy.com/Strong-powerful-3000mw-green-laser-pointer-flashlight.html