EMF450 is a three-in-one EMF meter from Extech. Its 20.96mm colour TFT display shows digital readings, bar graphs and trending graphs, and also has adjustable screen brightness from low to medium and high. The product comes with a triple axis magnetic field sensor for accurate readings. It has an audible alarm and can store up to 20 RF historical records. Its multi-lingual display includes English, traditional/simplified Chinese, Japanese and Spanish, making it useful for test engineers universally.