LOENDE Romantic Red Battery Operated String Lights, 21ft 30 LED 8 Mode Waterproof Globe String Lights for Valentine's, Christmas Tree, Wreath, Wedding, Party, Patio Decor Battery Powered (NOT include): Use 3 x AA size 4.5 V, super bright and long-playing, adopted with waterproof battery box, portable and easy to use Brilliant Choice: 8 modes with a timer function of 6 hours "ON" and 18 hours "OFF", avoid forgetting turn the lights off Weatherproof Globe String Lights: Can be worked in rainy day, great for outdoor or indoor Eco-friendly Battery String Lights: Environmental plastic and low working voltage of 4.5V Suitable for All Decorations: Add warm and charming atmosphere to your garden, patio, lawn, porch, gate, yard, bedroom, kitchen, etc.