Lighting Dog Collar LED - Glowing Puppy Collar on USB, Glowing TPU Collar for Small and Medium Dogs (Dreo_Store) green High visibility dog collar: two LED LEDs on both ends, TPU light tube shines 360 degrees, very bright in the dark, making your pet safe and secure. SIZE FOR EVERYONE: This collar is 70cm long and the transparent TPU tube can be trimmed do any accessory by customers according to your pet's size. Energy saving and USB charging dog collar: You can choose the flashing mode (old bright - fast flashing - slow flashing) according to your needs and can be charged via mini USB after use. EASY TO USE Puppy Collar: Simply pull out one end of the TPU tube and put it on your natural pet, then push that end back do of the collar. I change the flash mode by pressing the silicone power button. Charging for 1-2 hours, can be used for 4-6 hours Thanks for making this a green flash