When Your Dogs Are Walking Outside At Dark Night , You Need a Dog Light to Light Up Your Dog And Make You Feel Secure. Candofly Rechargeable LED Dog Collar is Really Worth Trying! Come on! ????????????Glow In The Dark Dog Collar, Make the Drivers/ Walkers / Joggers / Cyclists See Your Dogs In Advance. Keep Your Pets Be Seen & Be Safer!!!Specification Of Candofly LED Dog Collars???? ※LED Collars Material: Nylon ※Dog Collar Available Colors: Blue, Green, Pink ※Features: weather resistant, high visible, 3 flashing modes, USB rechargeable, adjustable size. ※Usage Time: Usually, this collar can last 8-10 hours of slow blinking per 2-hour full charge; 6-8 hours of quick blinking per 2-hour charge; 3-4 hours of steady glow per 2-hour charge. ※Pet Collar Size: Small, Medium, Large S --- length: 38cm-48cm, has 5 pairs LED lights; M --- length: 46cm-56cm, has 7 pairs LED lights; L --- length: 54cm-66cm, has 8-9 pairs LED lights.Package Includes: 1* LED Dog Collar, 1* Micro USB Cable How To Use This LED Dog Collar?❤️ 1. You’d better get it be fully charged after first use up of the battery, which will promote the service life of the battery for collar. 2. Measuring the length of your dog or cats, and adjust the buckle of the collar and let it fit your pets, and fixed it. 3. Choose the flash mode that you need, and turn it off when not needed. 4. Link with your dog leash by the metal D-ring, if you want to walk outside with your lovely pets. Warning:⚠️ Choking hazard small parts, not for children under 3 years old. Charging with 5V USB adapter only. Fast charge adapter may cause serious damage.