JSX Digital Smart Formaldehyde Gas Detector, Gas Meter Formaldehyde Tester Sensor HCHO TVOC Meter Air Analyzers

$47.99
In Stock.
Product prices and availability are accurate as of 2020-09-26 23:00:00 UTC and are subject to change. Any price and availability information displayed on http://www.amazon.com/ at the time of purchase will apply to the purchase of this product.

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Product Features

Constant temperature accurate detection: It can make the sensor work at constant temperature as the temperature difference changes, to overcome the impact of large temperature differences on the detection accuracy Formaldehyde has nowhere to hide: it adopts the principle of high-precision semiconductor gas sensors that are mainstream in the global market, multi-layer microporous filtering to effectively eliminate the interference of ethanol, carbon monoxide, etc., and improves the accuracy of formaldehyde measurement by 50% Super anti-interference design: Adopt imported high-precision 12-bit AD intelligent chip, digital detection signal amplification, digital intelligence, super hardware and software algorithm anti-interference, more accurate High-definition LED display: The high-definition LED large-screen display is used. When the ambient light is insufficient, the backlight can be turned on for easy reading of test data. Easy to carry, suitable for home, car, office and other environmental testing Low battery voltage indication: When the battery voltage drops to a certain level, the screen battery symbol lights up. Physical switch design, one-button shutdown when the device is not in use, more convenient with one key and more power saving

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