This Medical Nurse Pen is used to examine sore throats, checking ears or nose for any obstructions, and eyes for pupil reaction to light. This pen light comes with a pupil measurement gauge which is very helpful for you to measure the pupil dilation and length. Durable aluminum alloy body ensures you can rely on a vital piece of diagnostic equipment whenever you need it. The pen lights are push-button on/off switches with pocket clip. Easy to place on your uniform pocket. Battery not included. 5.4" L x 0.5" W
