Attach a Motion Sensor to the WeDo 2.0 Smarthub and detect objects within a range of 15cm, depending on the design of the object. No set-up is required. Simply connect the Motion Sensor and it will be identified automatically by the WeDo 2.0 Software. • Sound wave sensor features 1-200cm range with +/- 1cm accuracy for accurate, repeatable results.• Programmable LED ‘eyes’ add life to any build.• Integrated industry-standard interface for third-party sensors, boards and DIY hardware.• Simple form factor for quick building and rebuilding.