2-Piece Diagnostic Medical Pen Light, Mini Reusable LED Flashlight, Doctor Nurse Emergency Black and Silver

• 【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. • 【Designs】Top with push button on/off switches, easy to control. Metal pocket clip, lightweight and portable. You can hold this penlight on your uniform, convenient to use, and a 5cm-ruler on the back of the medical penlight. • 【Function】These medical penlight help to check the ear, eye, mouth, not only for medical, you can prepare it as home use for your kids or pets. • 【Feature】There are pupil gauge and 5cm ruler on the side of the penlight, for help determine the size of a patient's pupil. • 【Use】 These medical penlight is Powered by 2 AAA batteries (not included batteries). You can use it to check areas of the mouth, throat, and wounds, and help you at daily work and life.