Generic Battery Operated 13ft/4m LED Blue String Light, 40 Leds with Translucent Ball Cover 13ft LED string light, with 40 beautiful ball styled lamp beads 3 x AA batteries required (not supplied) Great for decorating your Christmas tree, parties, wedding, wardrobe, table, garden, fence, patio, ect Two Function modes: steady on and twinkling Used indoor or outdoor with cautions