Portable ECG Reading Ruler Clear Scale Heart Rhythm Ruler Easy to Use for Nurses

Core Function: This ECG reading ruler works as a practical healthcare aid for quick, structured review of electrocardiogram strips, helping you follow each step with less guesswork.

Measurement Guide: The clear scale and labeled sections make it an easy-to-use electrocardiogram guide for checking heart rate, rhythm, axis, PR segment interval, QRS duration, and T-wave shape.

Portable Size: Sized like an ID card, this ECG measurement card fits neatly in an ID holder, pocket, or medical bag, so it is ready whenever you need it.

User-Friendly Design: The heart rhythm ruler layout is straightforward to read, making it useful for medical students, doctors, and anyone who wants a faster way to study ECG patterns.

Study Support: By organizing key reference points on single compact card, it helps reduce confusion during ECG interpretation and supports more confident learning during class, rounds, or practice sessions.