http://www.gadgettown.com/100Mw-Mid-Open-Star-Projector-Green-Laser-Pointer-Pen.html
This 100mW 532nm Mid-open Star Projector Green Laser Pointer Pen is small and exquisite, portable and with richer applications. The laser pointer can be transformed into a "disco laser pointer" with its star cap. It's truly amazing light show, you'll be surprised with that many stars filling your space. This green laser pointer is also the best gift for friends and families.