Sinometer M3900 AC/DC 30-range, 20A Both AC and DC Current Digital Multimeter Genral Purpose Multimeter AC/DC V/A + Resistance + Continuity + Diode Check + hFE 3 1/2 digits LCD display with a max. reading 1999 Measures both AC/DC current from a few micro-amp to20 amps Transistor and Continuity 1-year manufacturer's limited warranty