Problems... Solutions ...Standard 110v bulb sockets act like a cup, trapping moisture caused from a well ventilated gas lamp head corroding the socket and blowing bulbs when activated. The Charm-Lite inverted bulb socket repels moisture. Bulb sockets made of Copper improves bulb life by dispersing bulb heat while simulating a two-mantel gaslight avoiding corrosion rain or shine. ...At 110 volts, a short will energize the yard light, giving the danger of a shock if touched. NEC and UL require all 110 volt lamp heads must be NEMA approved fixtures. Low 24 Volt is safe and easy to install. You just plug it in! No Lic. required. ...If lightning strikes close enough, the surge of voltage can travel through the circuit like a lightning rod and destroy electrical products plugged in the home. Protect your house with Charm-Lite's isolated secondary transformer and PTC Short Circuit Protection.