Single Pole Light Switch With 3 Black Wires

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electrical - What is going on with these wires at the wall light switch

I'm trying to replace a light switch (single pole) with a ge zwave Wires dimmer install americanwarmoms replace Light wires switch pole single wire

electrical - What is going on with these wires at the wall light switch

electrical - Single Pole Light Switch 3 Black Wires - Home Improvement

Single Pole Light Switch With 3 Black Wires

I'm trying to replace a light switch (single pole) with a GE zWave