Golden Dragonfly Kinetic Art 3D Metal Model Kits 100pcsFeatures:.Exquisite Desktop Collection & Decoration: The 3D dragonfly metal model is casted in high-precision CNC process, colored by aluminum alloy oxidation and combines mechanical engineering and the insect wing power, making it a collective handicraft. Start your mechanical engineering adventure!.Enjoy the Self-assembly Fun: The dragonfly model is composed of 100PCS+ parts and takes 1-2 hours for assembly with paper English manual included. Feel the whole assembly process from small parts to finished products, and build your own exquisite metal model!.Flying Dragonfly: Imitating the nature of dragonflies which produce many tiny low-density air cannons under the wings through the vibration of wings so as to generate buoyancy and forward propulsion, the link rod will be pushed by the motor for propulsion and this makes the dragonfly wings vibrate up and down, as if they are flying in the garden..Excellent STEAM Educational Toys: The DIY assembly model enhances parent-child interactions with the help of adults, popularizes industrial knowledge and dragonfly wing power knowledge to children, simulates imagination, develops mental logical thinking & creativity as well as promoting hands-on ability and confidence..Perfect Gift Choice: This mechanical flying dragonfly model not only shows the beauty of the mechanical art and natural creatures, but also it makes a perfect home & desktop decor, a tool for school teaching, an office display and a personal collection. Packed in a high-grade metal gift box, the product is really a satisfying gift for both children and adults..The product is a blue dragonfly model which can be disassembled and available in golden and other colors. Note: The Golden Dragonfly Kinetic Art Metal model kit is now open for pre-order. Due to production reasons, the model will not be shipped until around June, please understand. If you have any questions, please contact service@moyustore.comSpecifications:.Material: Aluminium Alloy.Number of Components: 100PCS (takes 1-2 hours).Coloring Process: anodic oxidation.Power Supply: DC 5V.Blocking Function: power off automatically when encountering external resistance.Product Dimensions: 22 x 11.4 x 27.1cm.Product Weight: 800g.Package Dimensions: 26.5 x 22 x 6cm.Package Weight: 1000g.Packing: Graphic Carton