Key benefits - High precision clock - Uses an imported high-precision clock chip - Timekeeping error under 1 minute per year - Improves reliability for long-running timing tasks - Clear multi-color display - Seven-color display with RGB LED - Provides easy to read visual status at a glance - Flexible power and direct light-guide compatibility - Input: Micro-USB 5V 1A - Main control: STM8S005 microcontroller with built-in firmware - Light-guide (welding light guide) can be used directly - Stable display performance - Display driven by an integrated IC drive program - Delivers more stable and reliable display operation Technical details - Clock: imported high-precision clock chip - Display: seven-color display with RGB illumination - Power: Micro-USB 5V 1A input - Main controller: STM8S005 - Firmware: built-in procedures - Light-guide compatibility: welding light guide can be used directly - Display drive: integrated IC drive program for stability Use scenarios - Electronics prototyping and timing-critical experiments - Provides precise timing and an at-a-glance color status indicator for debugging and development - Optical and light-guide driven setups - Compatible with light guides, allowing direct use in optical experiments or welding/light-delivery applications - Desktop lab or workshop monitoring and control - Compact, reliable display and timing solution for general lab tasks requiring clear status indication and stable performance