OPEN Horizontal Sign w/Squared LettersYou'll find a prime spot in your window for this thin and lightweight brightly lighted sign. Opens the way to attracting new customers. Links together with lighted business hour sign (B). Uses 50% less electricity than neon and lasts longer, making it an energy-efficient choice. Operates at a safe 12 volts DC. Safe to operate 24/7. Frame Color: Black; Size: 13 1/4 x 1 x 6; Message(s): Open.