D/C Circuit Tester
Back To Tool List
WARNING:
Always wear safety gloves when dealing with electricity. Although this tool should be safe to use without gloves, it is best to be cautious and wear them anyway. Do not use on high voltage circuits.
A simple tool that can tell you if a circuit has power by lighting up a small bulb.
Circuit tester.
The bulb inside lights up when current is passed through the tool.
To use, unscrew the cap to reveal the metal tip of the tool, connect the clip to one side of your circuit and touch the other side with the tip. If there is power in that section of the circuit, the light inside the tool will illuminate.
Permanent link to this tool profile: https://www.burtman.net/tools/?ident=dc_circuit_tester