Photopic response matches human eye|Lutron's reliable proportional daylight open loop control|Designed to give a linear response to changes in viewed light level|Wireless daylight sensor has simple calibration|Multiple ceiling mount methods available for different ceiling materials|Works seamlessly with radio Powr SavrTM occupancy and vacancy sensors and PicoTM wireless controls|Front accessible test buttons make setup easy|Each sensor can be added to up to 10 compatible RF dimming and switching devices for spaces with multiple zones of lighting|Capable of override for a maximum of 2 hours|60 ft line of Sight/30 ft through walls coverage