The Fluke 177 EGFID is the device you're looking for if you need a multimeter with all functions to accurately perform electrical and electromechanical work. This model has adjustable backlight. You can also investigate heating or ventilation problems with the easily readable multimeter with the data hold function. This allows you to read your measured values, even after you've broken the connection between your measuring needles and the material you were measuring. The Fluke 177 EGFID is suitable for checking resistance, throughput, and diodes, for example. You can use the filter mode to straighten very unstable signals. This way, you can be sure that you're working with accurate values.