This precision clock module is a PCB based DS1307 real time clock designed for model and embedded projects, keeping accurate time even when your device is powered off. Batterybacked operation ensures timekeeping continues during power loss, making it reliable for longrunning projects and data logging. Easy installation and wiring make the DS1307 clock module a practical addition for both beginners and experienced developers. A musthave accessory for developers, hobbyists, and enthusiasts who require precise timing in their projects. Compact PCB module crafted for reliable performance in tight spaces and compact enclosures. Function and performance: reliable real time clock with stable timing for project timing, scheduling, and timestamped data. Compatibility and integration: designed for use with DS1307 based systems and common microcontroller workflows that support RTC integration. Materials and form: PCB construction that is lightweight and easy to mount in models, robotics, and embedded applications. Scenarios and applications: Arduino or microcontroller data logging with time stamps for weather, environmental monitoring, or sensor networks. Timecontrolled sequences in model railways, robotics, or automated installations. Event timing and scheduling in automation projects where accurate real time tracking is essential.