Airgoesin Pen Type ECG EKG Calipers Ruler Measures Precision Deluxe 1pcs

EKG ECG Caliper to measure electrocardiogram wave sections. High Quality!
Adjustable screws for arms loose and tight.
Brass arms with chrome-plated feels heavier than other materials(stability) .
Hardened steel points
Clip to hold it on your uniform easy to carry.
Length: 95mm (calipers top to points), 160mm ( its cover is on the calipers)
With a deluxe silver case

• EKG ECG Caliper to measure electrocardiogram wave sections. High Quality!
• Adjustable screws for arms loose and tight.
• Brass arms with chrome-plated feels heavier than other materials(stability) .
• Hardened steel points
• With a deluxe silver case