Smart Pet Dog: Touch Response, Intelligent, Voice Control, Light, Music. Full body interaction, emotional communication. Cute Movements & Emotion: Respond to touches, walk, sit down, stand up. Get hungry, angry, feel sleepy, cheer up. Easy To Play: Simply press its nose or click anywhere on this dog toy with your finger, we can hear the puppy sounds in a friendly and excited way. Built in 3.7 V lithium-ion rechargeable battery.