qd20 Watch Battery Pulse Tester Multifunctional tool for efficient watch , integrating battery testing and pulse measurement to ensure movement performance. Advanced measurement technology accurately evaluates battery power and movement performance states, enhancing portability and ease of use. For professional shops, garages, and training courses, the qd20 offers reliable service in battery testing and movement evaluations, ensuring watches remain in working condition. Clear display and rapid response capabilities deliver realtime results, boosting efficiency. Builtin overload protection adds safety and reliability. Compact, portable design supports use in diverse work environments. Key benefits Quick and accurate assessment of battery power and movement performance Realtime results with a clear display for easier decision making Portable and easy to use in , garage, or onsite settings Builtin overload protection for safe operation Reliable tool for ongoing maintenance and quality control of watches Use scenarios In a professional to quickly confirm battery status and movement performance during service In training courses to teach students battery testing and movement evaluation techniques In garages or field service to verify watches after battery replacement and before reassembly