addlon Solar Light (Cold White) Linkable DesignAn additional female plug is included for your extension can connect up to 3 sets together. UL Certification: 29V Voltage Safe Curtain Lights with UL certified, leads to 29V safe output by UL plug-in transformer. High quality: Made from 300 of 3300K bright warm white individual LED, every bead made by precision work and cold resistance in winter. Function:8 modes with in combination, in waves, sequential, slogs , chasing/flash, slow fade, twinkle/flash, and steady on. Directly plug in and unplug it for power on and off.The input voltage is 100-120V AC. WATERPROOF(IP44) : Perfect for indoor and outdoor decorations party, ex: wedding, home, window, bathroom, festival, Holiday, shows, restaurant, hotel, commercial building, shopping center etc.