The OEM Medline Disposable Penlight is designed to generate a high-intensity exam light, making it ideal for physicians, nurses, and EMTs. The white barrel features a pupil dilation guide with blue dots ranging from 2mm to 9mm for easy reference. Constructed from high-impact molded styrene, this penlight is durable and reliable. It also includes a built-in clip for convenient attachment to pockets, file folders, and more. Each pack contains 6 penlights.