Made of cast aluminum, The Edgewood Do-it-yourself Lighted 1-Line Wall Address Plaque is an elegant way to display a home address. This low-voltage fixture (only 12-24 volts) has a white backlit lens and is visible over 100' away. The Edgewood provides fast and accurate address identification for guests, deliveries, and emergency vehicles. Plaque comes with polymer raised numbers 0-9 twice, a number template, a tube of adhesive glue, and mounting hardware. Can attach to existing doorbell transformer.