About this item 【40FT 100LED String Lights】Battery operated string lights has 40ft long,with flexible cord and 100 newly upgraded super bright LEDs. the globe size is 0.75 inches, which made of crystal PVC, the globe are durable and light up in a soft, Warm White light. It's really wonderful. Each globe is 3.9 inches apart. 【Battery Powered String Lights】These fairy lights are powered by 3AA batteries (not included). Maximum output 4.5V low voltage, safe to touch, suitable for families with children. The upgraded LED beads are energy efficient, last for more than 120 hours and have a stable brightness. Suitable for children's bedroom, girls' room, princess game tent, dormitory, bed frame and other safety decoration night light. 【Upgraded 8 Lighting Modes】Our battery powered lights has wave, continuous change, slow flash, fast flash, flicker, light off, dream change, steady on, 8 kinds of lighting modes. Which gives you more visual enjoyment and can be used in more scenarios. Compared with plug-in string lights, this firefly lights no need any other electric wires or sockets which is more portable, and can be placed wherever you want. Easy to use with the optional switch on the battery. Perfect for decorating Bohemian hang 【Waterproof and Safety】Both the string lights and battery box are IP65 waterproof, the switch and mode summarys are embedded in the battery box and are also waterproof. Perfect for indoor and outdoor use, don't worry about the weather. LED lights has low energy consumption. No overheating, safe to touch. No glare, soft light to protect your eyes. can be used for living room, office, kitchen, porch, balcony, patio, gazebo, camper, deck, awning, camping.