777 Lucky Xl Slot Machine

Welcome to join 777 Lucky Xl Slot Machine

## Application Features

- **Running Without Permissions:** Requires no special permissions; only uses system broadcasts to obtain battery information.

- **Pure Java Development:** Developed entirely in Java, with no third-party library dependencies.

- **Beautiful Interface:** Adopts an iOS-style flat design, providing an excellent user experience.

- **Dark Mode:** Supports switching between light and dark themes and automatically saves user preferences.

- **Immersive Status Bar:** Transparent status bar design provides a full-screen experience.

- **Local Storage:** All data is stored locally to protect user privacy.

## Core Functions

### Dashboard

- **Real-time Battery Status:** Displays current battery level, voltage, temperature, and charging status.

- **24-Hour Chart:** Visualizes battery usage trends.

- **Quick Statistics:** Today's discharge amount, number of charges, and average temperature.

- **Sample Data:** Shows sample data upon first use to help users understand the interface.

### Calendar View

- **Monthly Overview:** Display daily battery usage in calendar format

- **Color Coding**: Different colors indicate usage intensity (mild/moderate/heavy)

- **Trend Analysis**: Weekly trend statistics and monthly summaries

- **Interactive Calendar**: Click on a date to view detailed information

### ?? Data Analysis

- **Overall Rating**: Calculates battery health score based on usage patterns

- **Performance Metrics**: Efficiency, health status, peak usage time

- **Usage Patterns**: Analyzes user usage habits and patterns

- **Optimization Suggestions**: Provides personalized battery optimization suggestions

### ?? History

- **Detailed Records**: Records all battery data points by date

- **Filter Function**: Supports filtering by all/week/month

- **Data Statistics**: Total number of records, average discharge, number of charge cycles

- **Report Generation**: Generates detailed battery usage reports

### ⚙️ Settings

- **Theme Switching**: Switch between light and dark themes, supports local saving

- **Data Management**: Data export, backup, and cleanup functions

- **Application Configuration**: Recording switch, data retention days settings

- **Application Information**: Version information, usage statistics