InterNACHI LED Microwave Oven Testers/Leak Detectors
$5.00
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The indicator flashes when microwaves are detected. Put the indicator inside the microwave oven, off center, next to a glass of water, to confirm the appliance's operation. Operate the appliance according to the manufacturer's recommendations. Do not operate the appliance for more than 10 seconds while using this device.
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