We believe a childs development can be maximised with great toys that stimulate the mind through play. Our Little Steps range is the perfect balance between fun and education. My 1st keys with light and sounds boast multiple play modes. The toy is specifically designed for babies over 18 months with a visual and auditory stimulus that helps develop the range of these two senses. The toy plays nursery rhymes and vehicle sounds. It aids in your child's cognitive development. Developed to be safe and durable, it is a perfect toy for early development. Wipe clean with damp cloth only. Requires: 2X 1.5V AG13 (LR44) batteries (included). Remove batteries when the product is not in use. Do not mix new and used batteries. Batteries are to be inserted with the correct polarity (+ and -). The supply terminals are not to be short-circuited. For best performance, only the recommended batteries or their equivalent are to be used.