220V 50HZ Plug Socket Tester Electrical Contact Indicator For Probe CT-2

Electrical Contact Indicator for Probe CT-2 Product details: This device is designed and manufactured according to the standard of IEC60335. It is used with the testing probe for the convenience and correctness. In the two output electrodes, the low potential (the red one) is connected with the energized part of the electrical appliance and the high potential is connected with the input terminal of the probe used. At this time, conduct the circuit and push the button of start