Killark NVSZMFG08RBG - NVSZ Series Xenon with 10,000 hours expected life flashing only.. Available in five colors colors - red, green, amber, blue and clear.. Xenon flash rate 60 to 80 per minute. Can be mounted in any orientation including lens in the UP or SIDE positions.. Materials: High strength 30% glass-filled thermoset polyester body with Lexan® lens. Resists corrosive effects of most chemicals, hydrocarbons and solvents. Designed for indoor and outdoor applications The NVSL Series Xenon Strobe is designed for warning and signaling applications. This fixture is made with a high strength thermoset polyester housing with polycarbonate lens for maximum corrosion resistance, making them suitable for harsh and hazardous environments.