The Owon XDM2041 True-RMS Auto Ranging Digital Benchtop Multimeter, 750VAC/1000VDC, 4 1/2 Digits features a large LCD display and data record function to store readings internally before connecting with a computer for analysis. The built-in math functions (max, min, average, dBm) save time and effort. This model is ideal for vibration tests, high-low temperature tests, salt spray tests, and calibrating equipment.