Product Features Next generation rear paddle switches with HIGH and LOW options 500 lumens of power in a compact design White LED and red aiming laser Safe-off feature prevents accidental activation, saving batteries Product Specifications High Lumens: 500 Run Time: 1.50 hours Beam Distance: 141 meters Max Candela: 5,000 Battery Type: CR123A Lithium Battery Quantity: 1 Length: 2.51 inches (6.38 centimeters) Weight: 2.77 ounces (78.53 grams) Colors: Black