Thank you for viewing! m(_ _)m This item has been opened for confirmation but is unused. Instant purchase is welcome ✨️ Safety and Security: The dog collar light, visible up to 500 meters away, emits a very bright light, making your dog noticeable, especially when outdoors in the early morning, evening, night, or dark environments. At the same time, you can monitor your friends and track them easily. With this light-up dog collar, you and your pet dog can be clearly seen from a distance by other dog walkers, cars, runners, and cyclists. USB Rechargeable: Built-in USB cable and 140mAh battery, making charging very easy and long-lasting. Simply connect to other devices using a USB-compatible port such as a mobile phone charging cable, Mac, laptop, or computer. A micro USB cable is included, fully charged in 2 hours, with a usage time of approximately 3-4 hours (steady light), 8-10 hours (quick flash), and 10-12 hours (steady light). Please fully charge before use. Highly recommended as a light-up dog collar for dogs at night. Water Resistant: The waterproof dog collar is made of high-quality webbing nylon material, providing a comfortable fit and safety from dog bites. It also has complete rainproof functionality, so you don't have to worry in any weather conditions. The LED dog safety collar is lightweight and durable, ensuring no extra pressure or weight on your dog. Fully Adjustable: The light-up dog collar is fully adjustable, with a very thin and soft light tube inside that won't crack or break. Such an adjustable dog collar is very wonderful, bright, cute, and noble, comfortable to look at, and perfect for boy and girl dog collars. Washable Nylon Webbing: Not only is it easy to adjust, but the polished nylon webbing is also washable. If it gets dirty, remove the LED light tube, hand wash, and then insert the LED part into the nylon webbing. It has a durable D-ring for attaching a dog leash light. Night walks. 31-31