The DMS-20 Series (subminiature) Digital Panel Voltmeters are fully functional, fully self-contained meters incorporating precision A/D converters, factory-trimmed reference circuits, and large easy-to-read LED or LCD displays in rugged, epoxy-encapsulated packages that are only slightly larger than the displays. LED meters are availble in eleven different colors, . Maximum versatility, ease-of-use, outstanding reliability and very affordable pricing make the DMS20 Meters the right choice for all your 3½ DPM applications.