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PH测量范围：0~14；温度测量范围：0-60℃。
用这种防水袖珍测试仪可以在几秒钟内就测出温度和PH值，电池电量显示器会显示电池的电量，当电量足的时候就会显示测试出来的稳定的PH值。自动校准使测量更加的准确。PH测量范围：0~14；温度测量范围：0-60℃。1年保修。上海瑞亿仪器有限公司
Test both pH and temperature simultaneously and see the results in seconds with this waterproof pocket meter. The battery level indicator ls the battery life remaining, while the stability indicator ls when the pH measurement is stable. Automatic calibration to known standards assures greater accuracy of measurement and the electrode can be replaced simply by pulling the cloth junction to rejuvenate it. Measures pH from 0.0-14.0, temperature 32-140° F （0-60° C）, accuracy @ 28° F （20° C） is ±0.1 for pH and ±1° F （.5° C） for temperature. Unit size is 6-7/16" x 1-5/8" x 1" （16.5 x 4.1 x 2.5 cm）. One-year warranty.