DIY Solar Mars Exploration Car-UMI-2402

1. DIY building block assembly experience.
2. The solar-powered upgrade version has two modes of motion that can be switched: one requires a single R6/AA/UM3 battery for power, and the other is powered by a solar panel.
3. This is a four-wheel drive model device that can move forward using wheels that move vertically at the four corners, and it can easily overcome obstacles up to 50mm high.
4. It includes all the materials needed for simple snap-fit or screw-on assembly. Simple wiring is required to complete the assembly.
5. When setting up, you can choose from three chassis angles.
6. The power is provided by a motor, which is transmitted to the wheels through an assembled trapezoidal chain.