🍎【2 Packs LED Dog Tags】-- Buy 1 you will get 2 pieces of different colors dog tags. This dog pendant size is 3.5cm*3cm*0.5cm, it looks like a key chain, easy to use just clip it on the dog’s collar or harness, very lightweight and super bright. And there are 3 available colors you can choose what you like. 🍎【3 Flashing Modes】-- There is a small power switch button, push the button once is quick flashing, push twice is slow flashing, push third times the light will stay lit. And the dog tag is high visible up to 1/2 a mile away. 🍎【Ultra-Long Battery Life 】-- The dog tag’s battery usually can last 40-60 hours. When it used up you can use the spare battery to replace it. Just use a screwdriver to remove the screw then replace the batteries easily. 🍎【Be Safe for Night Walking】-- If your dog has this led tag on it's collar or harness, it will allow drivers, cyclists, joggers & others to easily see your puppy from far distances, be safe at night. You can also see your dog better at the dark night.