Material: Plastic Feature: Needs 3x AA battery Feature: Light up your room and add your own personal touch with this set of LED PHOTO CLIP STRING LIGHTS. Each photo clip contains an LED that emits a warm white or colorful light, a fun addition to any space. Battery-operated, each set includes a small battery box for easy installation anywhere without having to worry about your display being near an outlet or power source. Photo clips open and close, and the LEDs remain cool to keep attached items safe. Size: 300cm long,Clips 3.5x0.5x1.8cm