This is an easy-to-use instrument to test the water quality of drinking water, aquarium, swimming pool and so on. It's multifunctional and can test PH/ EC/ TDS/ SALT/ S.G/ Temperature.<br> Features:<br> 6 in 1 Multifunction Tester: PH/ EC/ TDS/ SALT/ S.G/ Temperature, short press the "MODE" button for easy switching. Temperature unit switchable: ℃/ ℉.<br> Rotate to remove the protective cap, immerse the electrode into the testing solution. Easy, accurate, fast and steady to use.<br> Digital screen with backlight, greatly enhances reading experience, 3 LR44 batteries powered (not included), auto shutdown to save power.<br> The instrument has memory function, if you power it on, it will enter the last test mode before shutdown.<br> 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.<br> Compact and lightweight, easy storage and portability. Please clean the electrode with distilled water, and dry the electrode with filter paper.<br> Note: Please read the user manual carefully before use.<br> Specifications:<br> Color: Grey & Green<br> Material: ABS<br> Range:<br> PH: 0.00-14.00PH<br> EC: 0-19990μs/cm, 0-199.0ms/cm<br> TDS: 0-9990ppm, 0-199.0ppt<br> SALT: 0-199.9ppt, 0-99.9%<br> S.G: 1.000-1.400<br> Temperature: 0-50℃ (32-122℉)<br> Resolution:<br> PH: 0.01PH<br> EC: 1μs/cm (＜1999μs/cm), 10μs/cm (＞1999μs/cm), 0.1ms/cm<br> TDS: 1ppm (＜1999ppm), 10ppm (＞1999ppm), 0.1ppt<br> SALT: 1ppm (＜1999ppm), 10ppm (＞1999ppm), 0.1ppt, 0.01%<br> S.G: 0.001<br> Temperature: 0.1℃ (0.2℉)<br> Power Supply: 3 * LR44 (Not included)<br> Temperature Compensation: 0-50℃<br> Item Size: 180 * 45mm / 7.09 * 1.77in<br> Item Weight (without battery): 104g / 3.66oz<br> Package Size: 23.5 * 9.5 * 6cm / 9.25 * 3.74 * 2.36in<br> Package Weight: 183g / 6.43oz<br> Package List:<br> 1 * Multifunction Water Tester<br> 1 * User Manual (English)<br> Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Sold by-Minnanxin