Illuminate St. Patrick's Day festivities with our LED Shamrock Pendant Necklace. Crafted from clear plastic, this necklace features vibrant green LEDs that bring the clover pendant to life in a bright and distinctive manner. Easily switch between three light modes—fast flash, slow flash, and steady on—using the on/off button located on the rectangular attachment above the pendant. The necklace and large pendant are both adorned with green LEDs, creating a captivating glow. Each shamrock pendant medallion measures 3 inches by 3 inches and comes equipped with 2 CR2016 batteries, included and installed for immediate use.