Use it on most miniature incandescent light sets and pre lit trees.
Christmas tree lights tester circuit.
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Christmas lights typically run on either a series circuit or a parallel circuit.
The circuit tester is composed of a plug having a single wire electrical lead connected to one prong of the plug.
If you can t find where the circuit is broken this christmas light tester can also work as a voltage detector.
Features an audible continuity detector that pinpoints the problem by tracing the circuit to the point of interruption.
Besure the neons are the type that will fire in the 60 to 70 volt rang.
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Switch outlet sides and the other neon will light.
Pull the trigger and it sends an energy pulse that after a while will activate the shunt.
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Neoteck non contact voltage tester 12 1000v ac voltage detector pen circuit tester tool with led flashlight beeper pocket clip.
Repair them with this simple bulb tester and remover.
Use a light tester to test each bulb individually.
A parallel circuit is a better choice because the strand will still work even if one bulb burns out.
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Product overview when there is a problem with holiday lights the lightkeeper pro light tester has the solution.
Allsun christmas light tester non contact voltage tester light bulb fuse detector 12 600 v ac voltage detector christmas light fuse checker light repairing tool blue 3 2 out of 5 stars 78 18 50 18.
You can test by putting the probe into any outlet.
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It also has an audible continuity detector that traces the point of interruption in the circuit.
If you are ready to put up your christmas lights and notice one of the strands has gone out you most likely have lights that run on a series circuit.
Sometimes nonfunctioning christmas light bulbs can appear to be perfectly normal so a light tester is the most efficient and reliable way to single out broken bulbs.
Replace all nonfunctioning bulbs.
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The circuit is very simple.
Don t throw away your christmas lights.
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You can also test the bulbs without a light tester although this process will take more time.