This is an easy-to-use instrument to test the water quality of drinking water, aquarium, hydroponics, swimming pool and so on. Itand 39 s multifunctional and can test PH or EC or SALT or S.G or Temperature. Besides, itand 39 s supports APP remote control, which makes it more convenient to monitor anytime anywhere. Features: 5 in 1 Multifunction Tester with Bluetooth: PH or EC or SALT or S.G or Temperature. Temperature unit switchable: or . It supports APP remote control, more convenient to monitor the water quality tester anytime anywhere. You can also set alarm value in the APP. Digital screen with backlight greatly enhances reading experience. And it supports automatic data storage, save data for 30 days in the APP. Easy, accurate, fast and steady to use. With wide range: PH ranges from 0.00 to 14.00, EC ranges from 0 to 19900s or cm, SALT ranges from 0 to 199.0ppt, etc. Water quality analyzer can be used to distinguish between drinking water and non-drinking water, and can test the water of aquarium, hydroponics, swimming pool, pond, lab, etc. Compact and space-saving, with 2 suction cups for easy installation. Please clean the electrode with distilled water and dry it well before use. Specifications: Plug: US or EU or UK (Optional) Model: 9953W Range: PH: 0.00-14.00pH EC: 0-19900us or cm 0-199.0ms or cm SALT: 0-199.0 ppt S.G: 0.990-1.400 Temp.: 0-50 (32 -122) Resolution: PH : 0.01pH SALT: 1ppm ( andlt 1999ppm ) 10ppm ( andgt 1999ppm ) 0.1ppt EC: 1us or cm ( andlt 1999us or cm ) 10us or cm ( andgt 1999us or cm ) 0.1ms or cm S G : 0.001 Temp : 0.1 ( 0.2 ) Accuracy: PH : andplusmn 0.03 SALT or EC : andplusmn 2 percent F.S Temp : andplusmn 1.0 Material: ABS Item Size: 100 x 75 x 22mm or 3.94 x 2.95 x 0.87 inch Item Weight: 121g or 4.27oz Package Size: 23.2 x 15.5 x 6.5 cm or 9.13 x 6.1 x 2.56 inch Package Weight: 488g or 17.21oz Package List: 1 x Water quality analyzer 1 x Electrode 1 Pack x Accessories 1 x Charger 1 x User Manual (English) 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.