WASHINGTON, DC (WUSA) -- You can save money and energy when you trade in those old or non-working holiday string lights at your local Home Depot.

In exchange, the home improvement store will give you a $3 to $5 coupon towards the purchase of any energy efficient seasonal LED string lights.

Home Depot 2012 Holiday Light Exchange

You'll have to hurry, though.  The program ends Wednesday, November 14, 2012.