Specification: (1) Pulse laser pointer (2) Output Type: 3Hz/9Hz/Continuous bright output (3) Wavelength: 532nm (4) Battery: 2 XLR1... (5) Dimension: 13x 135mm (6) Output power: 5mw-150mw (7) Switch: Momentary switch (8) Expected Lifetime: > 8, 000 hours (9) Body Material: Brass Feature Pen style, portable Pulse/Continuous output Well tested and high quality green laser pointer Clearly visible in the dark Using long lifetime chip, more than 8000hours Application Area: Teaching / lectures Astronomy enthusiasts Museums, Gallery guides Building field / mining field Business person/ Conference Speaker Bars, KTV, clubs, concert site Packing list: 1xmanual 2xbattery 1xBox 1X laser pen Package information: Qty: 50 PCS/carton N. W: 7kg G. W: 7.6kg Carton Size: 36.5cmX35cmX17cm Products color: Silver Warranty: 1 Year Factory warranty