About this item 8 Lighting Modes ]: Simply by pressing the button on the controller, you can change up to 8 lighting modes, including Combination, In Waves, Sequential, Slo-Glo, Chasing/Flash, Slow Fade, Twinkle/Flash, and Steady on [End to End Expandable]: Each set has an END-TO-END plug that allows up to 6 sets connected together to cover larger areas. You can purchase more based on your needs. [Wide Use in Different Occasions]: A fairy decoration idea in Christmas, Wedding, Birthday,New Year and other Holiday parties, Dinner Party, Garden, Patio, house, bedroom, fence,Christmas trees and so on. Decorate your world with Fancy Lights! [Effective and Energy Efficient]: Advanced LED technology will keep 97% of the electric energy turns into luminous energy, and no heat energy consumption; No radiation and UV protection, safe and power saving.