The Extech MN15A is small on size and configured with vital functionality, the compact, manual-ranging Extech MN15A Digital Mini Multimeter is a popular choice for anyone who prefers a smaller meter they can carry in a pocket or tool belt. It is also a great gift idea for a hobbyist, hacker/maker, tinkerer, or DIYer working on home improvement, automotive electrical, and A/V projects. Use the MN15A for big and small tasks at home and in the garage. Handy for quick testing, use it to measure AC/DC voltage and DC current, as well resistance with functions for testing diodes and checking for continuity. Plus, the battery test function lets you quickly check the condition of 1.5-volt and 9-volt batteries.