Low Frequency Electromagnetic Field Meter

* Measuring range:0.1－400mG,1-4000mG; 0.01-40uT,0.1-400uT
* Accuracy:±(3%rdg+3digits)50Hz/60Hz 
* Proper frequency:30Hz-400Hz
* Exceed measuring range:LCD will display"OL" 
* Sampling time:0.5 second 
* Power: one 9V battery (model 6F22)（Battery not included in the package）
* Operating environment: Temperature: 0-50℃（32-122°F）; Relative humidity: ≤80%RH
* Dimensions: 138L×71W×35H(mm)