Here is a programmable robot with a 6-axis arm that can manipulate objects and negotiate rough terrain. The HD2 Robot has a max speed of up to 4.1ft per second and runs for hours on battery. It can be climb stairs, open doors, and do a whole lot more.
More gadgets like this: here
Tactical Robot with 6 Axis Arm by SuperDroid Robots
Pretty impressive robot but not cheap. You can find out more about it here.
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