Serrano (Classic) lighted address plaque features a polymer backplate with a tough plastic lens. Plaque can be seen up to 100 feet away at night and comes with 4″ black polymer numbers 0-9 twice and tube of adhesive glue in the box. Low voltage, plaque runs approx 12 to 14 volts. A set of bulbs are included with 3 feet of low voltage wiring. A low voltage transformer is also available and sold separately. (Please note: Any higher voltage than 14 volts will cause the backplate and lens to melt due to the heat generated by not staying within manufacturer specification.)