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Carbon Monoxide Alarm Detector - with Digital LCD Display and Voice Warning Battery powered - - Amazon.com
Amazon.com: GQ GMC-300E Geiger Counter Nuclear Radiation Detector Data Recorder Beta Gamma X-ray : Industrial & Scientific
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Amazon.com : Metal Detector for Kids - High Accuracy Kids Metal Detector with Backlit LCD Animation Display, 7.5 Inch Waterproof Search Coil, Adjustable (32"-40") Gold Detector for Junior & Youth Detecting Coin :
