Electrostatic Field Meter
Model ESF-106

Features :
* Measuring ranges :  0.010 KV to 20.000 KV, -0.010 KV to -20.000 KV
* Sampling time : 0.5 sec.
* High Voltage alarm : 20.000 KV.
* Warning alarm setting.
* Measuring distance : 2.54 cm ( 1 inch ).
* Data hold.
* Peak hold ( MAX or MIN ).
* Auto power off.
* USB/RS232 Computer interface.
* Low Battery indicate.
* DC 9 V battery ( 006 P ).
* Optional USB CABLE, usb-01
* Optional SD card data logger, DL-9602SD.