Surge protected|Quick installation with 5 s test time and auto test logic|LED detection and "on guard" indicator|Protected manual override with auto-reset after 8 hr or at dawn|Adjustable ambient light sensing|Auto mode starts after 4 min of testing, no adjustment needed|Time, ambient light and sensitivity adjustments|LED glows red day and night for "on guard" deterrence LED detection indicator|Withstands up to 3000 VAC|Relay 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 VAC|Compatible with most electronic ballasts, not compatible with instant start ballasts|Double flip wall switch logic prevents activation by brief power outages, resets after 8 hr, no extra wiring needed|Circuits fully shielded for maximum radio frequency immunity RF immunity|Deactivates lights during daylight, fully adjustable for 24 hr operation or custom applications