Our Wet Location Exit Sign with Red Letters is the perfect UL924 compliant battery backup fixture for outdoor areas. They are readily kept in stock, and are suited for cities with warmer climates. Please note this sign IS NOT suited for high pressure hose-downs or cold locations where the temperature drops below 30°F in the wintertime.ConstructionThe WLEX-R-BB is constructed with a corrosion resistant plastic housing with a light gray finish. A clear polycarbonate faceplate protects the sign legend and keeps it clear of dust, liquid and debris. A silicone gasket creates a watertight seal between the housing and lens, qualifying this fixtures UL Wet Location listing.This Wet Location Exit Sign with Red Letters includes a red 'EXIT' stencil, and comes standard in single-sided configuration. The red stencil includes knockout directional chevrons (arrows), adaptable to any exit strategy. The WLEX-R-BB does not include mounting brackets.BatteryThe WLEX-R-BB model includes a maintenance-free, Nickel Cadmium (Ni-Cd) battery pack. It provides emergency backup power to the exit sign for at least 90 minutes, and only requires 24-hours to fully recharge. Ni-Cd is the longest lasting battery type available, lasting an average of 15 years.A push-to-test switch and LED pilot light on the side of the exit sign housing allows you to test the emergency readiness of the fixture. The LED will flash if any fault is detected in the circuit, LED light strip or battery.