Here is another cool robot that you can use to explore harsh terrain. The Turtle Rover is a 4-wheel ground drone that can drive for 4 hours on battery. It has a mobile app that lets you control it from your phone or computer. Android, MacOS, and Linux are supported.
More gadgets like this: here
You can add robotic arms to do even more with your Turtle. The upper platform has 5kg load capacity. The robot is based on an open source platform with a Raspberry Pi 3 as its main computer.
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