Product Description High quality EKG ECG Caliper to measure electrocardiogram wave sections. Adjustable screws for arms loose and tight. Brass arms with chrome-plated feels heavier than other materials . Hardened steel points. Clip to hold it on your uniform easy to carry. With a deluxe case. Package Content： 1xECG EKG Caliper Ruler with case
L**E
They work. Easy to position and have them hold. Kinda small
Smaller than I was expecting. They work well.
B**.
Great
Actually stays where you put it. Works way better than my last one. I also love it’s in the pen cap
C**O
Four Stars
Great product and rapid delivery.
Trustpilot
2 weeks ago
2 months ago
