7-Step ECG Guide: This ECG ruler is designed with a proven 7-step method to help you interpret electrocardiograms accurately, enabling quick assessment of heart rate, intervals, and rhythms for efficient clinical or learning use
Multi-Parameter Tool: This EKG caliper card helps you evaluate key data like PR intervals and QRS duration with printed reference values, reducing errors during critical assessments, simplifying complex ECG interpretation into actionable steps to enhance your diagnostic workflow, help you to get an accurate result
High-Clarity Material: The EKG ruler is made of transparent PVC, ensuring scratch-resistant and waterproof performance while maintaining clear scale visibility even after repeated cleaning and long-term use
Portable and Convenient: These transparent ECG calipers feature a compact ID-card design, allowing you to carry them effortlessly in your coat pocket or bags for on-the-go EKG analysis in hospitals, at home and so on
You Will Get: 3pcs ECG 7 step rulers are in the package, enough for your different use and replacement needs. Great present for doctors, nurses, medical workers, etc