Light-up Collar for Dogs Size: M (Length 50cm) Color (Light Pattern): Colorful The light pattern changes with the number of times the switch is pressed. ① Flashes white at a slow and fast pace. ② Flashes white at a fast and slow pace. ③ Colors such as blue, green, purple, red, yellow, white, and light blue change and flash in sequence. (Color cannot be fixed) ④ Power off Features ・Light-up collar for dogs (with on/off switch) ・3 light patterns ・Rechargeable collar (cable included) ・Collar size can be adjusted to fit your dog You can adjust the size of the light-up collar by cutting the light-up (ring) part with scissors. Because the joints are secure, we will ship it after removing it beforehand. Due to being manufactured overseas, there may be rare instances of minor scratches or stains on the product. Please understand this before purchasing. We thoroughly inspect the functionality, but if there is a defective product, please let us know before leaving a review, and we will take care of it. Thank you.