low consumption 30mw green laser pointer pen

Features - Green laser pointers are brighter (about 60 times) than red laser pointers. - Human eye is more sensitive to green color and this laser pointer is much more noticeable than other light colors. - Produce clearly visible green beam in the dark. - Best suitable kit for astronomers, professors, teachers, doctors, student presentations and etc. - Range in Darkness: more than 3000 meters. - Operated by two AAA batteries (included) . Specification Output Type: Constant Wave Output power: 30mW (Class III) Laser color: Green Body material: Brass Body color: Matte Black N.W.: 164 g G.W.: 174 g size:17.3*6*2.4 cm Package including 1 × Green Laser Pointer Pen Pictures