About this product Nursing pen light set is an essential tool for nurses and nursing students. Interchangeable LED bulbs provide warm and bright white light. This nurse light set features a dim warm light for pupil assessment and bright white light for ear nose throat assessment or lighting up the room. Our pen lights are built to last, featuring replaceable batteries, saving you from constantly needing to replace your essential nursing tools. This medical flashlight is just the perfect weight—heavy enough so that it doesn't get lost in your pocket, but light enough that it won't weigh your pocket down.