describe:1. Perfect Christmas tree companion: Christmas tree lights specially designed according to the shape of the Christmas tree, unlike old-fashioned Christmas light strings that need to be constantly wound and placed, can be quickly installed in one minute. Simply place the ring on top of the tree, place each string of lights in sequence, then untie the strings and lower them vertically.2. Widely available Christmas lights: Create instant ambience inside and outside your home with our quick-install Christmas string lights. String lights quickly create a relaxing, memorable atmosphere and are perfect for everyday decoration or social gatherings such as Christmas parties, outdoor weddings, Christmas parties or casual backyard barbecues. Especially the Christmas tree decorations are easy to fix or place anywhere you like, do it yourself and have fun!3.8 Lighting Modes with Memory Function: These outdoor Christmas lights have 8 different lighting modes, the different light effects are controlled by buttons on the plug, the smart memory function design makes the light string will change from the previous settings when the light string is restarted Mode is restored next time.4. Specifications: 400 LED warm white lights, 16 6.6-foot light strings, 30 lights per string, lead length 16.4 feet. Tree lights are suitable for Christmas trees 6' - 10' (can also be used on smaller trees, but the light strip will be longer, fold it and place it on the tree)5. Safe and waterproof: Christmas tree lights are waterproof and rust-free. It can be used indoors and outdoors. Please keep the adapter dry. The plug has passed UL certification to ensure the safety of the light string. Pets and children are also allowed to touch.Specification:Shell material: plasticNumber of LED lamp beads: 400Usage occasions: Christmas shopping mall storesTree lights are suitable for: 6' - 10' Christmas trees (can also be used on smaller Christmas trees, but the light strip will be longer, fold it and place it on the tree)Package includes:1 x 6.6ft*400led light1 x top star