Voltcraft MS 420 tester contactless voltage tester Voltcraft MS 420 P The Voltcraft MS 420 detects stationary electrostatic fields generated by AC voltage via the insulation without the need of direct contact to the plain conductor A red light at the tip of the device and vibration are signalling the presence of voltage In addition a LED light is integrated to illuminate dark corners The device is powered with 2x AAA batteries P Voltcraft Ms 420 Voltage Tester CAT III 1000V
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