Pupil Gauge Penlight

This pen light includes a pupil gauge with measurements from 2 to 9mm, to assist doctors in measuring the size of the patient’s pupil dilation. Press the pocket clip to activate a white LED light to be used as a light source when examining injuries. Batteries are included (3x LR41), inserted, but not replaceable. Quantity ordered must be in increments of 120 pcs per color.