Numeric water level indicator- liquid level sensor circuit diagram with 7 segment display - Engineering project Gallery of Electronic Circuits and projects, providing lot of DIY circuit diagrams, Robotics & Microcontroller Projects, Electronic development tools
This low cost water level controller circuit when built and installed will very efficiently control the level of water inside any water tank to which it’s attached. Thus it can help in saving electricity and water, as well as relieving you from the headache of manually switching the water pump motor.
The GER MOOD SWEATER from SENSOREE interprets emotions and displays mood instantly as an interactive light display. Based on the technology of a classic lie detector test, which uses a Galvanic Skin Response (GSR)
Now that's one smart baby...monitor. The $250 Owlet Vitals Monitor fits gently on a baby's foot and monitors not only the baby's heart rate and skin temperature but also checks the oxygen level, keeps track of sleep quality and can send a rollover alert to your smartphone. The pulse oximeter uses infrared and red light to monitor heart rate and oxygen levels. The iPhone app receives data via Bluetooth from a small sensor. Photos Copyright 2013, Robert S. Anthony, Stadium Circle Features…
$23.76 (Buy here: https://alitems.com/g/1e8d114494ebda23ff8b16525dc3e8/?i=5&ulp=https%3A%2F%2Fwww.aliexpress.com%2Fitem%2F3D-printer-part-Z-probe-sautomatic-leveling-sensor-kit%2F32733652418.html ) 3D printer part Z-probe automatic leveling sensor kit Auto Bed Leveling Sensor for Reprap 3D printer for just $23.76