XL-MaxSonar-EZ0 (MB1200) [Discontinued] _MAKE_COMP_HEATSINK This means you don't have

This means you don't have to sit there and 'poll' the chip to ask if a target tag has been found

Length: ~139mm / ~5

The Bluefruit can also be configured to act as an HID keyboard

which make this motor to be controlled easily

XL-MaxSonar-EZ0 (MB1200) [Discontinued] _MAKE_COMP_HEATSINK This means you don't haveThe XL MaxSonar EZ0 offers a wide and sensitive beam pattern for indoor use. This makes the XL MaxSonar EZ0 an excellent choice wherever wide beam detection, reliable people detection, or reliable small obstacle detection are required. The sensor is small in size, yet the high output acoustic power combined with continuously variable gain, real time background automatic calibration, real time waveform signature analysis, and real time noise rejection