Operation confirmed. Used only a few times, in excellent condition. To be honest, the accuracy isn't perfect, but it's fun for kids to measure their height and see how they're growing. The instruction manual has been found, so I will include it. Please refrain from purchasing if you are sensitive to items stored at home. There are no smokers in the family. ＜Reference URL＞ https://hashy-topin.co.jp/digital_height_meter/