Perfect Dog Birthday Present - Talking dog buttons are the ideal dog gifts, especially for puppy training. If you have any questions, our 24 hour customer service team are on hand to help you. Safe & Eco-Friendly - The battery cover is secured with screws to prevent accidental intake by the dog. Comes in eco-friendly packaging. 30 Patterns of Stickers - A variety of pattern stickers can be attached to the buttons in four colors to cover different scenarios. For example: " play", "poo", "go out", "eat". Customized Recording - Dog training buttons that recording with excellent sound quality, recording time up to 30 seconds. Includes 8 AAA batteries. Talk Training For Dogs - Use these dog buttons with talk training purposes to teach your pet to express their emotions by pressing simple dog buttons such as 'outside', 'play', or 'food'.