Category: learning machine / learning computer Function: music / sound Material: Plastics / Plastic Memory capacity: No memory Size: PAD:15.5 * 2.5 * 11CM Watch:23 * 4.3 * 1.8cm Mobilephone:15*8CM Power supply: ordinary batteries Packing: Display Box Ability: intellectual development, hands-on brain Comic characters: paw patrol Age: 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)