AUNMAS Portable Mini Pen Type ORP Meter Water Quality Treatment System Accurate Tester Waterproof Analyzer for Aquarium Swimming Pool

• [Premum Material] This water quality tester is made of high quality ABS material, it is durable, wear-resistant, corrosion-resistant and can be used for a long time.
• [High-precision Sensor] This water quality tester equipped with high-precision sensor, it is sensitive in response and accurate in measurement results, and widely used in industry and laboratory.
• [LCD Display] This water quality tester equipped with LCD backlight display, the measurement results can be directly displayed on the screen, which is convenient for observation.
• [Portable] This water quality tester's size is 5.8x1.1x0.3in, which has compact structure, easy to carry, suitable for aquarium, hydroponics, hot spring, swimming pool and other water systems.
• [Scope of Application] This water quality tester is mainly used to measure the level of ORP and observe the trend of obtaining or losing electrons.

Specification: Condition: 100% Brand New Item Type: Water Quality Tester Material: ABS Test Range: 0 - ?¨¤1999mV Resolution: 1MV Accuracy: +-5MV Operating Temperature: 0??C -50??C Battery: 2 x 3 V Button Battery (CR1632) (Battery Not Included) Weight: Approx. 97g / 3.4oz Size: Approx. 147x27x8mm / 5.8x1.1x0.3in Package List:1 x Water Quality Tester (Battery Not Included) 1 x Instruction Manual 1 x Screwdriver