It can detect the change in capacitance when a finger is nearby. This means no matter if your finger directly touches the pad or just stays close to the pad, the Grove - Touch Sensor will output HI...

Most ultrasonic distance sensors aren't waterproof which can be a problem if you need your project to withstand the elements outdoors. No need to worry any more! This is a waterproof & ultrason...

It can function as an RFID card reader/writer, NFC reader with Android smartphone and in wireless mode with two identical devices. It can be used with Arduino to create access control devices. The...

Ultrasonic sensors emit ultrasonic pulses, and by measuring the time of ultrasonic pulse reaches the object and back to the transducer, the distance of sensor from the target object is calculated. ...