Relay Controller BLE is a streamlined Android application designed specifically for controlling DollaTek Bluetooth Single Relay Modules. This user-friendly app provides a reliable and intuitive interface for managing your Bluetooth relay devices.

Search for ****-****-BLE & connect.

Key Features:
• Quick Connect: Easily scan and connect to nearby DollaTek Bluetooth relay modules using BLE
• Simple Controls: Toggle your relay on/off with a single tap
• Friendly Names: Assign custom names to your devices for easy identification
• Auto-Reconnect: Automatically reconnects to your last used device
• Material Design: Modern, clean interface following Android design guidelines
• Dark Theme: Easy on the eyes with a sleek dark mode interface
• Multi-Language Support: Available in English and German
• Persistent Settings: Remembers your device preferences and friendly names
• Status Indicators: Clear visual feedback of connection and relay states
• Bluetooth LE: Optimized for Bluetooth Low Energy devices
• Minimal Permissions: Only requests essential Bluetooth and location access

Technical Details:

Requires Android 13.0 (SDK 33) or higher
Bluetooth Low Energy (BLE) support required
Compatible with DollaTek Bluetooth Relay Module
Small app size
No ads or in-app purchases
Open source software
Perfect for:
• Home automation projects
• DIY electronics enthusiasts
• Smart home integration
• Industrial control applications
• Educational projects
• IoT implementations

The app features an intuitive single-screen interface with a large toggle button for relay control and clear status indicators. The connection management is automated where possible, with manual controls when needed. Device scanning and selection is straightforward, and the app maintains a list of previously connected devices for quick access.

Security and Privacy:
• Minimal permissions required
• No internet connection needed
• No data collection
• No analytics or tracking
• Local storage only for device preferences