Harry Potter "Potion Bottles" Sparkling String Lights Wedding Birthday Party Harry Potter "Potions Bottles! string lights! 10 different potions bottles lights, each filed with sparkling glitter to reflect holiday and celebration lights. Strand of ten lights is 1.7 meters (5' 11") long. LED warm white lights. Battery operated. Requires 2 AA batteries (not included). For indoor use only. Licensed Warner Brothers Harry Potter item.