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Klein Tools ET110 CO Meter, Carbon Monoxide Tester and Detector with Exposure Limit Alarm, 4 x AAA Batteries and Carry Pouch Included - - Amazon.com
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Home Gas Leak Detector: Must-Have Gas Leak Detector and CO Meter from Klein Tools - PK Safety Supply
![Klein Tools ET110 CO Meter, Carbon Monoxide Tester and Detector with Exposure Limit Alarm, 4 x AAA Batteries and Carry Pouch Included - - Amazon.com Klein Tools ET110 CO Meter, Carbon Monoxide Tester and Detector with Exposure Limit Alarm, 4 x AAA Batteries and Carry Pouch Included - - Amazon.com](https://m.media-amazon.com/images/I/512hlpXcV7L.jpg)