This water-level indicator uses a 7-segment display, instead of LEDs, to indicate the water level (low, half and full) in the tank. Moreover, a buzzer is used to alert you of water overflowing from ...

The ITL-40 Tank Level Indicator accurately displays liquid volume for both water and foam tanks. Each ITL-40 has a super bright LED display easily viewable from 180 degrees with a visual indicator or ...

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 ...