... ambient natural lighting level 1, Printed circuit board assembly, enclosure and lens made from polycarbonate 2, Silicon controlled switching 3, ... response 4, CdS photocell 5, E26/27 (screw cap and shell), various enclosure with clear sensory eye 6, Rated voltage ... 10 - 15lux on and off or customer's request Ambient temp.: -40 ~ +70° C.Related humidity: 96% Simple And Electronic Control photo control ...