The PCE Instruments LM-MP810A Magnetic Field Meter is a sophisticated handheld device designed for precise magnetic flux density measurements. With its axial probe maintaining a fixed 2.0 mm measuring distance, this versatile instrument excels at surface and borehole measurements. It accurately measures both AC and DC magnetic fields, ranging from earth's magnetic field levels up to 20,000 A/cm, with impressive resolution of 0.1 A/cm. The device features a clear OLED display and can store up to 4,000 measurements, making it ideal for extensive testing sessions. Its wireless interface enables seamless connection to mobile devices and PCs through the Lima Connect app for comprehensive data analysis and project management. The meter operates for up to 50 hours on a single 1.5V AA battery and comes with multiple unit display options including A/cm, kA/m, gauss, Oersted, and Tesla. Measuring just 5.51 x 5.51 x 1.10 inches and weighing 2.57 ounces, this compact instrument delivers professional-grade magnetic field measurements for industrial quality assurance and research applications.