Price: $11.99 - $7.99
(as of Apr 11, 2024 11:49:15 UTC – Details)

2-Pack Reusable Medical Penlights with Pupil Gauge for Nursing Doctor Students White Led Light
Package Dimensions ‏ : ‎ 5.75 x 2.2 x 0.75 inches; 1.76 ounces
Date First Available ‏ : ‎ November 2, 2023
Manufacturer ‏ : ‎ CAVN
ASIN ‏ : ‎ B0CMD99V91

There are pupil gauge and a 5cm-ruler on the side of the penlight. It is very helpful for you to measure the pupil dilation and length on using these medical penlights.
Convenient to use: these reusable nursing penlights are push-button on/off switches with pocket clip. It is easy to control and place them on your uniform pocket.
These Penlights can be powered by 2 Packs AAA batteries with keeping the positive pole “+” direction of batteries to the pen bulbs.
Lightweight and Convenient: these pen lights are light and compact, convenient to carry anywhere.