Ties run on 4 AAA batteries (included), which need to be replaced every 8-10 hours of use.
Powered by a 3"/2" power supply sitting on the back of the tie.
Each unit comes with 9 programs/speeds, switchable on the power supply.
Ties have a velcro attachment behind the neck for easy use.
It is adjustable like any other tie, except you can't untie or clean it.
