Streamlight 69424 TR-7 A Clear 500 Lumens Cr123A Lithium Battery Black Aluminum The TLR-7 A Includes customized Ambidextrous switches With Either a Low Or High Position To Match Your Shooting Style. It features a Rail Clamp That Is Designed To rapidly Attach/Detach From Side Of Compact And Full Frame Weapons. Output: 500 Lumens Weight: 2.40 Oz Battery: Cr123A Lithium Proofs: Waterproof Color: Black Material: Aluminum Filter Color: Clear