Dolly Water Quality Tester, Handheld and Portable with Storage Box, Quick Reading, RO System and Aquarium Testing Tool

Ⅰ. Integrated with a sensor and probe, data can be obtained in seconds. Just in about 1 inch of water, the reading is available instantly. Also upgraded with a big backlit LCD for easier reading! Ⅱ. The 3-in-1 TDS meter is a hand-held digital meter to instantly check overall water quality. It allows users to stay informed about drinking water quality at all times. A compact design with a case bonus enables taking it anywhere needed. Ⅲ. The TDS meter is a water quality test tool for drinking water, water filtration and purification systems such as RO systems or DI systems, aquariums, hydroponics (test nutrients), pools and spas, commercial and industrial applications, and more. Ⅳ. Three different measurement needs can be fulfilled by one water tester meter. It is convenient and saves time and money, serving as a water test kit for water safety. [NOTE: EPA suggests that the TDS of drinking water should be below 500 ppm] Ⅴ. The TDS tester shuts off automatically after 2 minutes of non-use to conserve batteries. It features a hold function that saves measurements for convenient reading and recording. Ⅵ. Colour: White Ⅶ. Material: plastic Ⅷ. Package Contents: 1 * Water Quality Tester Ⅸ. Only the above package content, other products are not included. Ⅹ. Note: Light reflection and different displays may cause the color of the item in the picture to be a little different from the real thing. The measurement allowed error is +/- 1-3cm.