DANGER High Voltage. Large 7&rdquo; x 10&rdquo; commercial aluminum. Won&rsquo;t rust or fade. Easy to install anywhere. Keep your employees and customers safe. Be in compliance with OSHA and other regulations Warns everyone of Danger High Voltage - Perfect for construction or demolition sites Large 7" x 10" made from commercial grade aluminum Bright crisp lettering. Catches your attention and warns of deadly threats Keeps employees, customers and others safe - Bold red and black lettering Made with pride in the USA - Meets many local codes and regulations