In his write-up, [Mike] started by listing all the different sensors he had considered to measure the oil level and finally opted for an ultrasonic sensor. In his opinion, this kind of sensor is ...

[Klaus] wanted some sort of aid for parking his car, and after running across a $4 ultrasonic sensor, decided to build his own speaking distance sensor (.de, Google Translation). Inside [Klaus ...

In the Weibo post, the Redmi K80 Ultra and the Xiaom Civi 5 Pro will house an ultrasonic fingerprint sensor under the display. Apparently, the Chinese tech giant is currently testing this sensor ...