... , yellow. green, blue battery: 2pcs CR2016 battery LED light up pet colarColor: red, yellow, green, blueFunction: quick blink/ slow blink/ ... 53cmXL 2.5cm 52-63cmThe size XS don't have black border:The size of S, M, L, XL has ... black border:Production lead time: 5-7 working daysPayment terms: Western ... T, paypal red, yellow, green, blue light up flashing LED pet collar for cat