Surge protectedQuick installation with 5 s test time and auto test logicLED detection and "on guard" indicatorProtected manual override with auto-reset after 8 hr or at dawnAdjustable ambient light sensingAuto mode starts after 4 min of testing, no adjustment neededTime, ambient light and sensitivity adjustmentsLED glows red day and night for "on guard" deterrence LED detection indicatorWithstands up to 3000 VACRelay on/OFF model switches 240 W when lights are mounted to sensor, 500 W incandescent or 240 W fluorescent of remotely mounted lighting at 120 VACCompatible with most electronic ballasts, not compatible with instant start ballastsDouble flip wall switch logic prevents activation by brief power outages, resets after 8 hr, no extra wiring neededCircuits fully shielded for maximum radio frequency immunity RF immunityDeactivates lights during daylight, fully adjustable for 24 hr operation or custom applications