【LED Luminous + Reflective Design】Bright and high-visibility LED safety vest, very suitable for pet dogs at night. The glowing vest allows you to find your dog in the dark in no time. 4 adjustable modes (flashing, constant light, changing colors and off,)Make your dog clearly visible in the twilight and darkness, which can fully guarantee your dog’s safety 【USB Charging】With USB charging design, you can charge it on many occasions. very simple and practical. no batteries required. The micro-USB connection is supplied with the dog protective vest and can be used with all common devices. Very suitable for puppies and small dogs. 【Breathable comfort material】 The dog vest harness is made of high quality and Durable nylon material, high-density, soft, breathable and wear-resistant, comfortable and can prevent chewing or tearing. Vest is very light, and it does not affect your pet to play, make it more comfortable to be more comfortable. 【Easy to Wear and Adjust】The vest has an adjustable