Electrostatic Tester Handheld LCD Electrostatic Field Meter Static Tester

Static voltage measuring range: 0 ～ ± 1.49 kV (Low range) Ion balance voltage measuring range: 0 ～± 200V Measuring distance: 25mm ± 0.5mm (between charged object and field meter) Ambient conditions: 10 ～ 40 ℃ and 0 ～ 60 %RH