HOUSING: Die-cast solid brass. Easy turn & lock shrouds with silicone “O” ring gasket. FINISH: Available in AB-Antique Bronze and also BR-Natural Brass GM-Gun Metal SI-Silver. Antique Bronze finish will vary due to artistic natural process. Natural toning process. LENS: Clear and heat resistant convex glass. See accessories for special effect lenses and honeycomb louver LAMP TYPE: 12V, MR-16 See lamp guide for LED and color MR-16 lamps. MOUNTING: Adjustable cast brass knuckle with 1/2″ NPT, including ABS ground spike. Wire connector excluded. See accessories & parts for optional mounting hardware. WIRING: Fixture is prewired with a 3-foot pigtail of direct burial cable. (a 25-ft cord is also available for AB color only) Remote 12 Volt transformer is required. See transformers and accessories for variety of options and choices.