One Size to Fit All: The collar measures 70cm in length. But it can be easily trimmed from either end to make it fit the required size.
3 modes: Simply pressing the switch button to the following modes in sequence: Slow Flashing, Fast Flashing, and Glow. It will turn off with one more press then the cycle will start again.
Rechargeable Battery: Use the enclosed micro USB cable to connect the unit to a wall adaptor (not included), a power bank or computer USB port to charge the battery.
360 degree visibility: The collar light up almost perfectly 360 degrees, superior then any LED collars in the market.
Easy to use: Simply pull out from either end and reinsert into the end after applying to the dog neck.