FeaturesInjection molded, flame-retardant, high-impact, thermoplastic housing with snap-fit design components for easy installationUniversal J-box mounting pattern, universal chevrons are easily removed for directional indicationFully assembled single-face combo comes with extra faceplate for easy field conversion to double faceTrack and swivel arrangement permits full range of lamp adjustmentLetters 6 in high with 3/4 in stroke with 100 ft viewing distance ratingEmergency combo provided with test switch, status indicator and rechargeable batteryMaintenance free nickel cadmium battery provides 90 min of emergency power