Specification:

-Material: ABS

-Lighting function: on, off, fast flashing, slow flashing

-Power supply: built-in battery (with battery)

-Size:

Medium M: 18.84 inches long, maximum rope length
size M (5-6") Recommended pet neck diameter
(The diameter is the distance through the neck from one side to the other, not the entire circumference of the neck)


Packaging materials include:

-1x adjustable rechargeable LED collar

-1x charging cable