Wholesale led flashing party lights. Waterproof. Measures approximately 1.5 cm x 3 cm, plastic, clear, colror flashing, nice retail packaging. These waterproof multi colored l.e.d lights are sure to please at any party you may be throwing. Light out door stair ways, or paths around your yard at night for a fun and festive treat that will wow your guest! Use as party favors and you'll be the coolest mom on the block! Throw a hand full in your pool at night for a wild unforgettable experience. They flash in random sequence going between a fast strobe and slow color changing glow. They will glow bright for well over 48 hours! How do we know? we test our products for quality so we know you won't be disappointed! They come in packs of 12. 44 packs of 12 to equal 528 led flashing party lights.