Dazzle party guests when you wear Flashing Light Up Beaded Necklace in Blue and Silver! Flashing Bead Necklaces are the coolest jewelry to sell or hand out, for actual LED Beads are rare and new on the market. Add these fancy Light Up Bead Necklaces to enhance centerpieces, wear while youre out on the town or partying it up at home with friends and family. Flashing Light Up Beaded Necklace in Blue and Silver are unique and perfect for any celebration. To activate your LED Bead Necklace, press the button on the battery pack. With each push of the button, set the bright LEDs to 2 different flash sequences or a calming still light. Length: 31" LED Colors: 8 Blue. Light Up Beads Flashing Necklaces come ready to use with 3 replaceable CR1220 Batteries.