Photocontrol device with a surge protection function

A photocontrol device comprising:

• a photocontrol unit for detecting ambient light condition;
• a surge protection unit;
• a device base;
• a first connecting means for connecting the photocontrol unit to the device base;
• a second connecting means for connecting the surge protection unit to the photocontrol unit and the device base;
• and
• a grounding means for connecting the surge protection unit to the device base;
• wherein the surge protection unit is located between the photocontrol unit and the device base, or in the photocontrol unit, or in the device base;
• the second connecting means comprises connecting the surge protection unit in parallel to a phase line terminal and a neutral line terminal of the photocontrol unit;
• the grounding means comprises a ground line terminal of the surge protection unit connected to a conductive part on the device base by at least a ground connector, and the conductive part of the base unit is connected to ground;
• and
• the ground connector includes a first lock member, a second lock member and an elastic member, wherein the first lock member is connected to the second lock member, and the second lock member is connected to an elastic member.