The shades for the chandeliers or lamps are so narrow that screw in a light bulb, and if necessary, remove the ceiling — the hand crawls inside to remove the plastic retaining nut cover. Make it allows… wooden Laundry tongs, as shown in the figure.
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Smoothly change the brightness of room lighting or hall comfortable with the thyristor voltage regulator (see Fig.). The scheme allows you to adjust the load voltage ranging from 220 V...
