Visible in the dark - Beautiful and ultra bright bright dog collar, purchase this bright dog collar and ensure that cyclists, pedestrians, drivers, and other traffic participants can always see your dog, greatly improving the safety of dogs playing at night, preventing them from getting lost and avoiding driving. Tailored to fit any size - a lightweight dog collar with a length of 27.6 inches (70 centimeters). Our dog collar can be easily cut to fit any size of dog, regardless of size. You won't waste time or money buying incorrect sizes anymore. But please leave an extra 3-4 centimeters when cutting to avoid uncomfortable wearing. 3 Lighting Settings - The blinking dog collar light has three lighting modes, which can be switched between fast flashing, slow flashing, or stable flashing by simply pressing a button. Durable and durable - The light guide tube of the LED dog collar is durable and waterproof, and can work well in daily rainy days. Please note that the charging dog collar is only waterproof and not suitable for swimming or soaking. USB rechargeable - This LED dog collar features intelligent USB charging technology and a lithium-ion battery, with a full charge time of 1 hour. LED dog collar is waterproof and can withstand all weather conditions!