Killark NVSLCSG25R - NVSL Series LED with very compact profile and 50,000 hours expected life steady - on or flashing.. NVSZ Series Xenon with 10,000 hours expected life flashing only.. LED utilizes inverted cone design to provide full 360 degree coverage for more light projection.. LED and Xenon available in five colors colors - red, green, amber, blue and clear.. Flash rate for LED is 7 micro flashes approximately every second for increased visual perception.. 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 LED 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.