24 Hour Video Surveillance Sign, Security Camera Sign Warning For CCTV Recording System, Octagon Shaped Outdoor Rust-Free Metal, 12" x 12" - By My Sign Center, A90-317AL Made in the USA. Pre-Drilled Holes for Mounting. Up To 7 Years Outdoor. Made out of .040 Heavy Duty Rust Free Aluminum. A Clear UV Coating Over-Laminate Is Added to Give it Extra Protection with A Nice Glossy Look.