The Chauvin Arnoux MTX3291 is a digital multimeter with built-in power measurement capabilities.
It can measure a wide variety of different electrical parameters, including AC/DC voltage, AC/DC current, resistance, capacitance, frequency, continuity, diode and temperature. It can also calculate resistive power, duty cycle and pulse width.
This multimeter has a large size, backlit 70 x 52mm LCD screen with contextual connection reminders. It's an autoranging DMM and has USB communication and Bluetooth functionality to process data on PC (requires SX-DMM software package).