3 AG13 batteries are included, installed & replaceable.
Our flexible plastic Green LED 27" Necklaces look great day or night! Each LED necklace features green LED fiber optics throughout. Click the on/off button to choose from 4 exciting flashing light functions. Our green LED necklaces each open, close and attach to each other for a length of light rope. If your color scheme is Green, this green flashing neon necklace is perfect! 3 AG13 batteries are included, installed & replaceable.