The LED String lights are good choices for decorating the wedding, the festival, the holiday, the party by wraping them in garlands, trees, walll, windows and so on. They are waterproof. The bulbs have fuse technology so that in the unlikely event one bulb fails, the rest will remain light. And they are energy saving and 3 times brighter than normal decorative lights. If adding fairy end caps, with defferent shapes, like diamond, flower, star, heart, strawberry, etc. they become fantastic lights, creating a colorful and great atmosphere with multi-function controllers. Features:1. Standard: ROHS, CE2. Bulb Colors: red / yellow / blue / green / white / warm white / multi-color3. Wire colors: white / green / black4. Wire material: PVC / rubber5. Long life span6. Weatherproof, both indoor & outdoor use7. Easy to install8. Extendable