Featuring a pull-string mechanism with wings, this toy part is ideal for bringing new life to old toys. The ensures reliable performance, while the easy-to-use design makes it for DIY enthusiasts. Whether you're repairing a beloved toy or creating a new one, this accessory adds a fun and interactive element.Features-Color:White-Material:Plastic-Size:8.50X6.00X2.40cm/3.34X2.36X0.94in-Creative design: the pull string wing movement mechanism adds a distinctive interactive feature to toys, boosting children's imaginative play-Reliable material: crafted from reliable plastic, it is designed to last, providing enduring entertainment -Simple installation: easy to follow installation steps make it convenient for parents to upgrade toys-All purpose use: for both indoor and outdoor activities, it keeps children entertained and enhances family interaction-Science learning: through hands-on manipulation, children gain an understanding of basic physics, fostering an interest in sciencePackage list: 6 x diy movements