Here is a tested Arduino project that uses 3 sensor probes as water level indicator with 3 leds and one LCD display + a simple controller that turns on a motor when the water has reached the desired ...

Taylor Freitas is a freelance writer and has contributed to publications including LA Weekly, Safety.com, and Hospitality Technology. She holds a B.A. in Print and Digital Journalism from the ...

Instructables member Qttting_F has published a fantastic project detailing how to build a Water Surface Lamp, using a little Arduino coding and hardware, combined with a few LED lights to great effect ...