【FUNCTION】Crawling, interest development, emotions, parent-child communication, senses, intellectual development, hands-on brains, interactive toys, hearing, grasping, hand-eye coordination, other ability development 【MORE FUN】This piano exercise frame can exercise your baby's arms, legs, neck, train your baby's visual hearing, deepen your baby's understanding of shape. 【MAINTENANCE】The pedal contains electronic components, which can't be soaked in the water. Please use a duster cloth to wipe the surface stains. The climbing mat is washable. 【LEARN WHILE PLAYING】When your baby interacts with the play gym, they're learning! The light-up baby mat develops fine and gross motor skills, as well as cognitive abilities. The dancing lights and lovely lullabies capture your baby’s attention while maturing his sense of sight and sound! 【KEEP CHILD SAFE】Non-Toxic. The enviromental friendly meterial will also keep your baby away from allergy.the smooth edges hasn't hurt your baby's skin. 【Parameter】 Quantity: 1 set Size: 63x75x45cm/25.5x29.5x17.7in Packaging weight: 1kg/2.2lb 【Package Contents】 1X pedal set