2 Pieces Aokin Pen Light Mini Flashlight Torch Light with Pupil Gauge, Reusable LED Penlight Medical for Doctor Nurse Diagnostic etc,Mini Reusable LED Pen Light, White Light, Gold and Black

【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.