Overview
LED light glows and flashes in darkness.
Helps to keep you and your dog & other pets safe during walking. 
Provide safety for your dogs and pets while it's out alone at night.
Easy to use: simply pushing the control button makes the light ON/FLASH/OFF, Collar has 4 modes controlled with a switch on the collar Solid Light, Fash Blink, Slow Blink, and Off. 

Specification
Size:
S: width 2.5cm adjustment range 30-40cm
M: width 2.5cm adjustment range 38-50cm
L: width 2.5cm adjustment range 48-60cm
XL: width 2.5cm adjustment range 55-62cm
Use time: about 40 hours of battery use
Charging models:charge for half an hour, use for about 2-3 hours

usage time:
The battery model can be used for about 30-40 hours, and can be replaced by yourself
The battery model uses 2 CR2032 button batteries and is shipped with batteries (built-in battery + insulation sheet)
The charging model is charged for half an hour, about 2-3 hours of use, with a USB charging cable

Package Content

1*pet collar

Note that this product is a battery style and cannot be charged