### Voltage Sensor Module Overview

1. **Functionality**: Measures voltage levels and converts them into a proportional analog or digital output signal.

2. **Range**: Typically supports a wide voltage range, such as 0-25V or 0-30V, depending on the module specifications.

3. **Applications**: Used in electronics projects for monitoring voltage levels, battery monitoring, and voltage-based automation tasks.

### Typical Uses:

- **Battery Monitoring**: Checks voltage levels of batteries in systems requiring voltage status monitoring.

- **Power Supply Monitoring**: Ensures stable voltage output from power supplies in electronic circuits.

- **Arduino and IoT Projects**: Integrates into microcontroller-based projects for voltage measurement and control.