7-step ECG ruler card: a compact, essential instrument to improve electrocardiogram interpretation skills with a structured approach to reading heart rhythms. Portable pocket card: made from polypropylene (PP) and designed in a convenient identification-card size to support long use and easy storage. ECG interpretation tool for routine checks: designed to help users understand heart health in educational settings, clinical environments, or at home. Boosts cardiovascular knowledge and confidence: a practical ECG assessment instrument that can be added to any health toolkit or health management plan. Key attributes at a glance: - Function: guides a systematic analysis of ECG patterns - Size: standard ID-card size for easy handling - Material: polypropylene (PP) for durability - Performance: durable, lightweight, and reusable Practical use scenarios: - Medical students or trainees in classroom or lab settings - Clinicians requiring a quick reference during patient assessment - Home use for basic education, self-checks, or inclusion in a personal health toolkit Why this product stands out: - Provides a clear, structured method to interpret ECGs - Portable and durable for everyday use - Aligns with standard ECG interpretation practices while remaining simple and approachable