50 bulb commercial-grade 120V 5mm wide angle LED light strings are designed for heavy-duty use and can be used indoors and outdoors in trees and shrubs, to outline roofs or to wrap around columns. These light strings offer unparalleled brightness in a small concave bulb and have a built-in rectifier that ensures the bulbs are flicker free. With end-to-end connection these lights are rated for up to 45 sets to be connected together. Twinkling warm white light with green wire. Bulb spacing 6", total length 25'2".