Meet the uArm Swift Pro: another Arduino based robotic arm with a plug & play & open source design that lets you try 3D printing, laser engraving, and a whole lot more on your desk. The robot can be programmed to play board games, move items, write/draw, and complete other tasks.
The uArm Pro has a repeatability of 0.2mm. You can teach it new skills with your hands. Users can move the robot using a mouse/keyboard or a Blockly-based graphical programming interface. These robots have a max payload of 500g.