The Macon Vein Finder, model MC401, is a portable viewer with a 5.5" LCD display and dual light source. It is designed for various medical disciplines such as plastic surgery, emergency medicine, hematology, and more. The device is powered by a Li-ION 650MA battery and can be connected to an HDMI for enhanced viewing. Made in China, this vein finder is ideal for healthcare professionals seeking improved visibility during medical procedures.