<B>CAVN LED Pen light for Doctor Nurse Nursing School Students</B><br><br> <B>Specifications:</B><br><br> <B>Material</B><br> Aluminum alloy material, it can make this nursing pen light long-life, easy to use and affordable<br> <B>Design:</B><br> This medical penlight has A 5cm-ruler on the back and Pupil Gauge on it <br><br> <B>Dimensions:</B> 1.2cm (D) x 13.5cm (L)<br><br> <B>Powered by:</B> 2xAAA batteries (not included)<br><br> <B>Weight:</B>42g<br><br> <B>Content:</B> 2 PCS Pen lights<br><br>