Add sparkling lights to your backyard or outdoor space with the Merkury Innovations Sound Sync Curtain Lights. Features 6 strands of weatherproof warm white LEDs with built-in timer and Sound Sync. Easily hang, and create the perfect effect indoors or outdoors(not waterproof). With Flashing Modes, and a remote control, add a lovely glow to fences, patios, and decks or use as a backdrop for special celebrations. USB Powered. Length: 3.5 FT. W x 5 FT. H Features 96 Warm White LED Lights