7 step scale for / EKG interpretation of innovative and interesting personality Practical portable 7 step scale Material: Color: as the picture shows, (Due to the difference between different monitors, the picture may have slight color difference. please make sure you do not mind before ordering, Thank you!) Package weight: 30g Package size: 9x6x1cm,(Please allow 1-3mm error due to manual measurement. please make sure you do not mind before ordering.) Features: Tool for the assessment of : a card is transparent to the size of the identification, which makes the interpretation of the it is easy. Anyone who makes the practice of it from a student to an experienced Portable: Size to in the support of your id card for easy storage and , designed specifically with the of interpretation of it, of 7 steps in mind Materials: the id of the ekg is made of a plastic highly and flexible, which is water-. It can withstand the friction of daily use and not blurred, so that it is a good assistant to help you to read the Reference easy to read: This reference card allows you to measure the and see if the interval, the QRS , intervals are outside of the normal range and the the of it will be a great addition to your id card it of the step for the interpretation of it: To be able to measure quickly and efficiently a reading of the with this practical and easy to use id card. High-Quality Material: Made from sturdy, transparent PVC, this 7 step ruler for / ekg is to wear, , and , maintaining its clarity and functionality over long-term use in demanding environments. 7 Step Ruler: Designed with the scientific 7-step interpretation method, it provides clear, intuitive reference points for those hard to remember key points with a step-by-step follow-through process! Helps to quickly analyze. Portable and Transparent Design: Crafted in an ID-sized, transparent format, this family ruler seamlessly into badge holders, pockets, or toolkits, ensuring quick access wherever you are—perfect for use in workplaces, classrooms, or clinical settings. Easy To Read Reference: This reference card allows you to measure the heart rate, and see if the PR interval, QRS , intervals are out of the normal range and ST, The EKG ruler will be an excellent addition to your ID badge. Perfect for Learning: A must-have tool for education and , suitable not for healthcare but also for anyone wanting to master interpretation. Our 7 Step Ruler is a reliable companion for every setting, from classrooms to.