I purchased over 20 strains of Multi Function Xmas Lights from Lowe's and K-Mart to put up outside. The lights state that they can be used indoors or out doors. After being in the weather one season, the inside of the control switch corrodes up and the lights don't work, The Problem: They are not sealed properly to work out in the weather as they advertise. My name is Jim My email address is: [email protected] Thanks, read full review »