Servant Leaders are not always perfect, but 1  . . . They stay true to their leadership style (what works for them). 2  They stay humble by turning the organizational chart upside down and serving others. 3  They communicate the goals and values that form their culture.
Photocell definition, a solid-state device that converts light into electrical energy by producing a voltage, as in a photovoltaic cell, or uses light to regulate the flow of current, as in a photoconductive cell: used in automatic control systems for doors, lighting, etc. See more.
Ideally, the photocell itself will be powered 100% of the time. Probably that is the red wire. If you wish the light to be on all the time when it is dark, simply splice the red and black together with the power supply conductor.