Multifunction Filter: Compact digital multimeter for commercial and home use. Used as voltmeter, ohmmeter to check DC/AC voltage, amperage, resistance of transistors. RELIABLE PERFORMANCE: This professional multimeter includes test leads and a 9V battery, full overload protection, a clear LCD display that makes the digital multimeter screen visible from all angles, making it easy to read in dark and poorly lit places. Test tool for DIYers: The digital multimeter is suitable for laboratories, education and workshops. [Durable and safe] The digital multimeter can be used by hand or with a folding stand. Removable padded rubber cover protects the multimeter from light splashes and shocks, no batteries required.