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...