... range -1999-9999,setting freely 2011--DP3 series 3 1/2 digit Voltage/Ampere IndicatorFeatures 1,Input: AC 0- ... Ampere meter /Voltage meter with range adjustable.2,Reliable, dedication,easy intallation.3,Elegant, big inch LED display, visible ... Batch / Length /Linespeed Meter Flow / Level /Pressure Controller Proximity Switch Photoelectrical Sensor Sensor Controlle Power AdjustorThey are widely used in ...