3 in 1 2.4G RC Electric Construction Toy Excavator Navvy Engineering Truck Model ToyFeatures:.3-in-1 Engineering Van: Three accessories—a bucket, an electric gripper, and an alloy bit—can be switched out for one another. A vital earth-shaking alloy bit can be installed, and an alloy bucket can ..
Dual-mode Bluetooth Mini Musical Tesla Coil Artificial Lightning Scientific Experiment ToyFeatures:.Made with a newly designed PCB circuit board. The circuit design is reasonable, and the shape is more beautiful.Mini Tesla integrated product, safe low-voltage operation, ultra-mini design arc safe an..
Hot Cylinder Piston with Sleeve for Stirling Engine ModelFeatures:.100% brand new and high quality.Specifications:.Color: As Shown.Material: Glass.Product Weight: 8.3g.Package Dimensions: 8 x 6 x 5cm.Package Weight: 30g.Packing: BagPackage Content:.1 x Piston.1 x Sleeve..
Description:Package weight:about 300gProduct size: 3.15"x1.87"x6"Material:Acrylic,strong magnets, solar panels, copper enameled wire Product description:This is a genuine, handcrafted model of a solar magnetic levitation motor constructed of four solar silicon wafers, copper coils, a shaft..