High-Precision Laser 5mW green laser with a wavelength of 532nm for clear visibility up to 5000 meters at nightDurable Construction Made from high-quality aviation aluminum alloy for long-lasting durabilityExtended Battery Life Powered by two AAA batteries (not included) for prolonged usageQuick Response Instant activation with 0.001 second start-up time for immediate useProfessional Components Imported LD and accessories ensure a lifespan exceeding 10,000 hoursUser-Friendly Design Front-mounted touch switch for easy operation and internal laser module for improved heat dissipationSpecifications:Material: Hard aluminum with anodized black surface treatmentDimensions: 14mm x 152mmPower Output: 5mWWavelength: 532nm (green light)Operating Voltage: DC 3VPower Source: 2 x AAA batteries (not included)Switch Type: Touch-sensitiveActivation Time: 0.001 secondsRange: 50 - 5000 meters (visible to the naked eye at night)Lifespan: Over 10,000 hoursPackage included:1 x Laser Pointer