Product introductionProduct informationProduct brand: very good brandProduct: CSW0604Product material: polyesterProduct origin: ChinaProduct style: British styleProduct specification: s, m, l, XLNumber of packages: 150 pieces per boxYes No: YesWhether to add a seal: YesProduct Name: 2.5 Screen Luminous Collartexture of material:Polyester webbing, fish screen transparent surface, super bright light guiding flat optical fiber (new material) color:Red, blue, yellow, green, orange, colorful, white, pinkFlashing mode:Long light Flash Slow flash (controlled by switch) packaging:One into one OPP bag, each with code number sticker and color sticker battery:2pcs CR2032 button battery drive battery life:60-80 hours, normal use for 2-3 months; The battery can be replaced on its own, and can be sold in convenience stores or supermarkets. It is waterproof, washable, and detachable through CE, ROHS, EN471. This product is suitable for dark environments or night walks, outdoor activities, and pet sports. It emits light through ultra bright optical fibers, serving as a warning and personalized expression. The product is designed to be fashionable and suitable for pet use when turning on and off the light function, whether during the day or nightPlease measure the circumference of your dog's neck and buy a suitable collar according to the following tableProduct specification:S code width 2.5cm, minimum 35cm, maximum 43cm, expansion range 8cmSize M width 2.5cm, minimum 40cm, maximum 48cm, expansion range 8cmL size width 2.5cm, minimum 45cm, maximum 52cm, expansion range 8cmXL width 2.5cm, minimum 52cm, maximum 60cm, expansion range 8cmProduct drawingAdd pictureClick to enter the text Product detailYou can upload more pictures, such as material , function introduction, product design details, main selling points, etcAdd pictureClick to enter the text Product comparisonDaytime effectUSANight effectProduct color seriesAdd pictureClick to enter the text