Design: top with push button on/off switches, easy to control; metal pocket clip, lightweight and portable.
Material: these reusable penlights are made of premium aluminum alloy body and high quality led bulb, sleek appearance, pretty good texture, sturdy and durable, and long-life using.
Feature: there are pupil gauge and 5cm ruler on the side of the penlight, for help determine the size of a patient's pupil when doing a neuro assessment and the doctors or nurses daily work.
Use: only by 2 AAA batteries with positive pole “+” direction of batteries to the pen bulbs. You can use it to check areas of the mouth, throat, and wounds, and help you at daily work and life.
Our pen light use high-quality raw materials and fine workmanship, If you have any question for our product, please feel free to contact us, we will do our best for you.