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Martindale TEK200 voltage & magnetic field indicator. Self-testing probe detects polarity in transformers, relays, solenoids. Integral 50Hz sensor, battery check, compact ABS housing. Combines voltage detection with magnetic field analysis.
Martindale TEK200 voltage & magnetic field indicator. Self-testing probe detects polarity in transformers, relays, solenoids. Integral 50Hz sensor, battery check, compact ABS housing. Combines voltage detection with magnetic field analysis.