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Extech 480823 Extremely Low Frequency Electromagnetic Field Meter | $129.99 | B00023RXDC | ||
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Extech Digit Thermometer | $55.99 | B000GFCN1I | ||
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Extech 39240 Waterproof Stem Type Thermometer | $23.00 | B0012W0FJ6 | ||
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Extech RHT10 Humidity And Temperature USB Datalogger | $89.99 | B001AFFVWQ |