6 in 1 Multifunction Tester: PH/ EC/ TDS/ SALT/ S.G/ Temperature, short press the "MODE" button for easy switching. Temperature unit switchable. Rotate to remove the protective cap, immerse the electrode into the testing solution. Easy, accurate, fast and steady to use. Water ph tester, Multifunction detection mode, simple and convenient function switching and a large LCD screen for easy and clear reading. The instrument has memory function, if you power it on, it will enter the last test mode before shutdown. Water quality analyzer can be used to distinguish between drinking water and non-drinking water, and can test the water of aquarium, swimming pool, hydroponics, lab, etc. Compact and lightweight, easy storage and portability. Please clean the electrode with distilled water, and dry the electrode with filter paper., Manufacturer: KONGMM