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This $20 Tool Could Save You From an Electrical Mistake!

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A non-contact voltage tester is a useful first-check tool around outlets, switches and fixtures. It does NOT prove a circuit is safe to touch: turn off power, use properly rated te

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A non-contact voltage tester is a useful first-check tool around outlets, switches and fixtures. It does NOT prove a circuit is safe to touch: turn off power, use properly rated test equipment to verify de-energization, and call a qualified electrician if unsure. Swipe or use ↑ ↓ to keep watching.

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