🚀 Power Up Your Imagination with Every Spin! Crafted from durable metal iron for long-lasting performance. Ideal for science experiments that spark curiosity and knowledge. Transform everyday materials into electrifying projects! Compatible with batteries and solar cells for ultimate flexibility. Enjoy a low-noise experience while you innovate. 23000 RPM max speed DC 1.5-3V operating voltage 20 pieces included This kit includes 20 high-performance micro electric motors, each capable of reaching speeds up to 23000 RPM. Designed for DIY enthusiasts and educators alike, these motors operate on a voltage range of DC 1.5-3V, making them perfect for a variety of projects, from electric toy cars to scientific experiments. Built with reliable metal iron, they ensure stability and longevity, while their compact size allows for easy integration into any creation.