Name: luminous necklace Material: Polyester webbing, fish screen translucent surface, bright guiding light flat fiber (new material) Color: Red, blue, yellow, green, orange, colorful, white, pink. Flashing mode:. Long light Flash Slow flash (via switch control) Packaging: One into an OPP bag, each have a code number Color: red, yellow, blue, green, orange, pink Size S = Width 2.0CM Telescopic range: 28CM-40CM
M = Width 2.0CM Telescopic range: 33CM-50CM
L = Width 2.0CM Telescopic range: 38CM-60CM Note Please charge the dog collar first before you use it. We do not charge it for passing the security check of airport. There is no power when you get the collar. After charge it then you can use it.