The EX320 from FLIR Extech is an autoranging handheld digital multimeter with a 4.0-digit LCD, measuring voltage, current and resistance, with battery test, continuity, diode test, auto off and hold functions.
The EX320-NIST from FLIR Extech is an auto handheld digital multimeter with a 4.0 digit LCD display, measuring voltage, current and resistance, with battery test, continuity and diode test, and auto off and hold functions.