Trek Model P0865 is a DC stable, precision electrostatic voltmeter for making noncontacting surface voltage measurements in the range of 0 to ± 10KV.
Range：±10KV
Measurement distance：3mm±1mm
Accuracy：better than 0.1% of full scale
Speed of response: Less than 200us for a 1KV step change. Less than 5ms for a 20KV step change.
Resolution：1V
