TM 192 3 axix Magnetic Field Meter Applied to measuring electromagnetic fields of extremely low frequency (ELF) of 30 to 2000Hz. Display: 4 digits Triple LCD display, Range: 20/200/2000 mG,2/20/200T. Resolution: 0.01/0.1/1 mG or 0.001/0.01/0.1 T, Frequency response: 30Hz to 2000Hz Sensor: Triple Axis (X, Y, Z). Accuracy: 20 mG /2T(3.0%+30dgt) at 50Hz/60Hz. Over load: LCD display OL., Sample rate: 2.5 times per second.