Category: learning machine / learning computerFunction: music / soundMaterial: Plastics / PlasticMemory capacity: No memorySize: PAD:15.5 * 2.5 * 11CMWatch:23 * 4.3 * 1.8cmMobilephone:15*8CM Power supply: ordinary batteriesPacking: Display BoxAbility: intellectual development， hands-on brain Comic characters: paw patrolAge: Baby (0-2 years old)， adolescents (ages 7-14)， Youth (15-35 years old)， middle-aged (36-60 years old)， children (3-6 years old)