Technical data:Voltage: 4.5VPower supply: 3 * AA battery (not included)Material: copper wire (fairy lights) + crystal plastic (battery box) + transparent plastic (clips)Color: whiteLEDs: 100 LEDTotal length of the light chain: 10 metersWeight: 130 gClip size: 3.4 * 0.5cmPackage content: 1 * 100 LED photo clips fairy lights, 50 * transparent clips 100 LED & 50 Clips Our photo pegs lights have 100 LED , total 10M long. Equipped with 50 transparent clips to display multiple pictures, cards, prints, kid's artworks, drawing, sayings and more. 3*AA Batteries Powered Fairy lights are powered by 3 AA batteries (not included) and no AC plug required. Great for indoor use, also safe for outdoor use in a covered area.Multi-Application scenario The photo clips string lights for hanging pictures/cards is a great decoration for bedroom, Christmas, weddings, Valentine's Day, party, pub, concert, fashion show, window display, etc.