No battery needed: Just crank the handle to play music. Lightweight. Davy Jones Music Box size: 6.5 cm * 5 cm * 3.8 cm (2.6" * 1.96" * 1.5"). Small size, easy to carry. So easy to operatethe music box is simple to use, even for children. Beautifully carved with a clear melody, it makes a great gift for your child or friends. This box also serves as an excellent conversation piece. Cute and compact music box: The wooden music box is exquisite and small, with a very beautiful sound, making it a perfect gift for family and friends. Our products are made with the highest quality materials and designed to provide the best possible user experience. We strive to ship all orders within three business days of purchase. Estimated delivery time is 817 business days. When shopping, please pay attention to the size and dimensions of the product to ensure it meets your needs. Detailed product information, including features and specifications, is provided in the title and description. We want you to be completely satisfied with your purchase. If you have any questions or concerns, please dont hesitate to . We are here to help and will do our best to assist you. Thank you for choosing our product. We hope you enjoy it!