4m/13ft 40 LED Battery Powered Star Light String , Home and Outdoor Fairy Light, Christmas,Wedding,Festival and Party Decorations (Multi Color) Beautiful lights and super bright,lovely at night Battery Powered: 3 x AA batteries required (not included) 3 Modes: On/Flash/Off Size:4m/13ft,40 LED bulbs It's not fully waterproof, please be careful when use in outdoors