Specification: Material: ABS + Metal. Battery: 9V battery (not included). Pedestal size: 8.8 * 3cm/3.5 * 1.2in. Size of spinning top: 2.2 * 1.9cm/0.9 * 0.7inch. PERFECT SPINNING PERFORMANCEThis spinning top toy is battery operated and can keep spinning for hours and even days without stopping. You just need to use an external force to spin it, then use the battery to keep it going, until the battery runs out. PERFECT GIFTSThis rotating toy is a small toy to hold in the palm of your hand. It can not only be used as a children's toy, but also an exquisite decoration that can be placed in your home, office or school. Men, women and children are very suitable to give this novelty gift. ENHANCED CONCENTRATIONThis rotating toy can not only kill your idle time as a boredom buster, for distraction, fun and stress relief, but also can be used as an eye-catching piece of art on your desk, it can help the thinking process and improve productivity QUALITY MATERIALThis metal spinning top toy made of quality material makes it eco-friendly and durable. And it works with 9V battery and can last more than a week of continuous use. Lightweight and compact style is convenient to carry and store..Items from YU wen's store