Christmas Flashing LED Mini String Light Bulb Necklace -Circumference: 33" -Card Dimensions: 13" * 2.5" * 0.25" -6 Level LED operates on outer replaceable battery push button switch: 2 x CR1220 batteries (Pre-Installed, Please remove the pull-tab before use) -100% Plastic -CA Prop 65 Advisory -Intended for 5+ Years old -Packaging Details: Individually wrapped in cardboard hangers and clear pouch, then as a whole in clear OPP bag. -Shine bright this holiday season with our Flashing Christmas Bulb Necklace! Featuring colorful bulb-shaped lights, this festive necklace has 6 different flashing modes powered by 2 x CR1220 batteries (included). At 33 inches long, it’s the perfect accessory for parties, holiday parades, or Christmas celebrations. Please note: for a unique twinkle effect, the necklace only lights up every 3rd bulb.