A water level sensor module measures liquid height using parallel PCB traces that change resistance when wet. It outputs an analog signal proportional to the water depth, making it ideal for Arduino projects like automated irrigation, rain detection, and tank monitoring.Core Specifications

• Voltage: DC 3V 5V
• Current: < 20mA
• Sensing Area: 40 mm 16 mm
• Pins: VCC (+), GND (-), Analog Out (S)

Key Features

• Simple Interface: Connects directly to microcontroller analog pins.
• Low Power: Minimal power consumption during operation.
• Affordable: Budget-friendly choice for DIY electronics.