The VTG Trim A Home Set Of 50 Indoor/Outdoor Super Bright Blue Christmas Lights is a string light set featuring 50 icicle-shaped blue lights with 2 settings, suitable for indoor and outdoor use. The lights are powered by a wall plug-in, with a 22-foot length and a green cord. This holiday-themed decoration by Trim A Home is a vintage piece manufactured by K-mart, perfect for adding a festive touch to your Christmas decor with its super bright blue lights.