... teachers, students, engineers, doctors, managers and more 1mW Green Laser Pointer PenIntroductions:This 1mW 532nm Green Laser Pointer Pen is small and exquisite, portable and ... : 5.22 oz14. Body Color: BlackPackage Included:1 x 1mW 532nm Green Laser Pointer Pen2 x AAA Batteries Disco Music Activated LED Light ...