Your Sporting and Shooting. (Read our 100% Positive Reviews)??????? Packaged as a kit offering everything you need to mount to your long gun. Description 500 lumens; 140 m beam; runs 1.5 hours; runs 3 hours on strobe Features independently operating push-button switch or remote pressure switch Remote pressure switch exits at 90° providing improved wire routing option while preserving rail space Safe off feature prevents accidental activation; saves batteries Engineered optic produces a concentrated beam with optimum peripheral illumination Securely attaches to long guns with MIL Standard 1913 Rails Packaged as a kit offering everything you need to mount to your long gun (remote pressure switch kit, key kit) Powered by one CR123A lithium battery (included) IPX7; waterproof to 1m for 30 minutes 3.2 (8.12 cm); 2.74 oz. (77.9 g) PRODUCT SPECIFICATIONS High Lumens: 500 Run Time: 1.50 hours Beam Distance: 140 meters Max Candela: 5,000 Battery Type: CR123A Lithium Battery Quantity: 1 Length: 3.20 inches (8.13 centimeters) Weight: 2.74 ounces (77.68 grams) Color: Black. Any item in clamshell (clear plastic) packaging must be in “unopened” condition, in original condition and contain all packaging, accessories, documentation, etc. Any item packaged in a box must be in original condition (no seals or stickers broken) and contain all packaging, accessories, documentation, etc. The box must be in its original condition. Any item packaged not in a box or clamshell must be in its original condition and contain all packaging, accessories, documentation, etc. The packaging must be in its original condition.