Protect and Locate Your PetHUOGUO LED dog collar is super bright in the dark, which means it will keep your pet highly visible when your pet wears it. Greatly improve the safety of your pet, protect your pet from being hit by cars, bicycles or runners. Perfect for night walking and Easily to see them(No matter how black their hair is). Charged from Any DeviceCan be charged from any device through the Mini USB charging cable( that included in package), such as computer, power bank, charger, car charging, etc. The only thing to note is not to use a fast charging charger. It takes about 1.5 hours to be fully charged, and then it can work for 5-10 hours(according to different working modes working modes). Easy to Use and CleanThis Collar has 3 Working Modes but there's only 1 button, You can easily switch Quick FlashSlow FlashSteady GlowOFF by constantly pressing this button. And If the collar gets dirty, you can make it look like a new one by simply wiping it. WaterproofHUOGUO glow dog collar works well in most weather conditions, it's waterproof that can works well in heavy rain, but not for dog swimming. If the collar stop working due to water (except sea water), Please leave it in the sun for 3 days until it returns to normal work (do not charge during this period). Perfect Fit For Any DogOrder now, STOP WASTING money on the wrong size collars! This collar can be easily cut to any size according to your dog. Suitable for any dog that neck size under 27.5", If you have any problem when received this collar, please feel free to contact us, we will solve your problems within 24 hours.