Denzar ???? ????Portable Digital TDS Meter and PH Meter,Water Quality Tester with Auto Calibration Button,TDS PH EC Temperature 4 in 1 Set,Ideal for Household Drinking Water,Hydroponic,Aquariums (Green)

Price: $9.99
Product prices and availability are accurate as of 2020-05-18 04:07:03 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

???????? Automatic Temperature Compensation ????????Auto-Lock Function: From test beginning, the reading can be stabilized in seconds, and locked automatically for easy read and record. ????????Equipped with backlit LCD for easy reading. ????????Hold Function: Before reading locked automatically, the reading can be locked manually if press “HOLD”. ????????Auto-Off in 2 Minutes to conserve battery.

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