You can clear the water from the speakers by manually turning Water Lock on and off once you're out of the water. How to turn on Water Lock on your Apple Watch 1.

Scientists have reported a graphene sensor they say costs a buck and can detect dangerous bacteria and heavy metals in drinking water. The sensor uses a GFET — a graphene-based field effect ...

The XBee can detect the water level by testing for a closed circuit between the two electrodes of any sensor module. The water acts as a sort of switch that closes the circuit. When the water ...

Once Water Lock Mode is activated on your Galaxy smartwatch, it's ready to be worn in the water. To disable Water Lock mode after your swim, long-press on the home/power button.

The D-Link Water Sensor is one of the best flood sensors on the market. If you're considering buying such a device, this should be the first option on your list -- especially if you don't already ...