Excellent quality and good performance: Size 6 X 4M. The string lights come with a CE certified plug-in transformer with 672 warm white LEDs and are made of high-quality transparent wire with an output voltage of 31V, which is very safe to touch and will not overheat after long-term use. 8 modes and memory functions: Combination, In Wave, Constant, Slow Glow, Chase/Flash, Slow Fade, Flash/Flash, Steady On. The built-in memory chip stores the last mode settings so you don't need to reset the mode every day. Choose your favorite mode with one click and light up your romantic life. Waterproof and durable: The cable and LED light chain are IP44 waterproof. The LED Fairy Lights string lights are designed to withstand light rain and splashes. So they are perfect for indoor and outdoor decoration (please note that the adapter is not waterproof, please keep the adapter away from water). The flexible copper wire is made of strong and durable material which is durable and has a long service