Premium and soft quality - Very comfortable for your case - Made of standard silicone + ABS materials, very comfortable to wear and super safe. At the same time waterproof, so you can be safe in any weather. Four flashing modes: fast flashing, slow flashing, constant light and light cycle, it can be set according to your wishes and different situations. Super bright, visible up to approximately 500m. Up to approx. 24 hours fast flash / approx. 18 hours slow flash. 10 hours in continuous light / about 30 hours in light cycle - Full charge time: about 45 minutesat 1 o’clock. Adjustable length - Great for all sizes of dogs and cats: original length of 70 cm, you can shorten the size of your pet’s neck with a pair of scissors. USB charging - Very simple and convenient: no batteries required, it can be charged with mobile phone, smartphone, tablet and computer. Dog Collar LED Light Up Rechargeable LED Flashing Collar Simple adjustable long: Original long is 27.56 inches (70cm), you can