Specification: (1) Waterproof Green laser pointer (2) Wavelength: 532nm (3) Laser range: 6, 000-12, 000 meters (4) Battery: 1 XCR123A (5) Dimension: 23x 148mm (6) Output power: 100mw-300mw (7) Transverse Mode: TEMoo (8) Switch: Constant on/off button (9) Expected Lifetime: > 8, 000 hours (10) Body Material: Brass Feature Waterproof, can deep into 50meters Well tested and high quality green laser pointer Clearly visible in the dark Fixed focus, continuous output Using long lifetime chip, more than 8000hours Application Area: Astronomy enthusiasts Museums, Gallery guides Building field / mining field Business person/ Conference Speaker Bars, KTV, clubs, concert site Packing list: 1xManual 1xRechargeable battery CR123A 1XCharger 1XBlack Gift box 1X Laser pointer Package information: Qty: 14 PCS/carton N. W: 7 kg G. W: 7.5kg Carton Size: 36.5cmX35cmX17cm Products color: Black or Silver Warranty: 1 Year Factory warranty