LED flash collar is dirt resistant, pull resistant, and adjustable
Function: If it's long, you can DIY it and cut it short
Color options: Red, Yellow, Green, Blue, Orange, Pink, White, Colorful
Flashing mode: long light, flash, slow flash (controlled by switch) [optional charging model]
Packaging: One piece in one OPP bag, each with a size sticker
Battery: 2PCS CR2016 button battery drives for about 40 hours and can be used normally for 2-3 months; The battery can be replaced by oneself and is available in convenience stores or supermarkets