The HRUSB-MaxSonar-EZ1 is a great choice for use where sensitivity is needed along with side object rejection. The HRUSB-MaxSonar-EZ1 is a good, low-cost starting place for a customer not sure of which HRUSB-MaxSonar-EZ sensor to use.
The MaxBotix high resolution MB1443 HRUSB-MaxSonar-EZ4 has a narrow beam and is an excellent choice when only larger objects need to be detected.
The MaxBotix high resolution MB1403 HRUSB-MaxSonar-EZ0 has a wide and sensitive beam, making it an excellent choice for use where high sensitivity or people detection is desired.
These auto resetting circuit breakers are built with metal housings. They detect and separate the contacts when an over-current condition occurs.
Mini 3.5mm Flexible Microphone