[7 in 1 water quality meter] can measure PH / TDS / / ORP / S.G / sea water specific gravity / temperature. The measurement range is , and it can measure the salinity of water and sea salt. This product can detect the salinity of edible salt. At the same time, it can detect the salinity of seawater. Food salinity measurement range: 0.00-25.00%, sea water salinity measurement range: 10.1-200.0ppt.[Multi-function test]: Portable TDS meter can be carried anywhere to measure water quality, such as tap water, reverse osmosis system water, aquarium, sea water, swimming pool water. [Auto off function and screen display] Auto off function turns off the after 5 minutes, saving without any operation. Adopt fully transparent liquid crystal (LCD) to display 4-digit value and corresponding physical quantity unit.[Waterproof grade IP67] IP67 is the waterproof and dustproof certification. Prevent dust intrusion, soak in for a short time.C-600 is the latest multifunctional water quality tester developed in 2020. It has 7 functions and one product can be used for multiple purposes. It can measure PH / TDS / / ORP / sea water specific gravity / temperature. The measurement range is , and it can measure the salinity of water and sea salt.It is an amazing digital water quality monitor for homes, swimming pools, drinking water and aquariums. products walk with you to make life better.Waterproof rating: IP67Temperature: 0-60Operating environment: 0-60.0C (32.0-140F); relative humidity 100%TDS coefficient: 0.5Temperature range: 0.1-60.0C 32.0-140Temperature accuracy: 0.5Temperature resolution: 0.1C /FAutomatic shutdown: 5 minutesFunction parameter:PH value:Measuring range: 0.01-14.00pHResolution: 0.01pHAccuracy: 0.05pHTDS:Measuring range: 0 to 1000ppm 1000ppm to 10000ppm 10.1 to 200.0pptResolution: 1ppm; 0.1 pointAccuracy: 2% of reading:Measuring range: 0 to 10000uS/cm 10.01-19.99ms 20.1-400mS/CMResolution: 1 /cm; 0.1 /cmAccuracy: 2% of readingFunction parameter:ORP:Measuring range: 0~999mVS.G:Measuring range: 1.000~1.222salinity:Measuring range: 0.001 to 25.00%Resolution: 0.01%Accuracy: 0.01-5.00% (0.1%) 5.10-25.00% (1%)Digital water quality testerNote: Please clean the electrode after usesize:Cable length 1 meterMaterial:plasticcolour:BlackPackage Contents:2 Packs x charger cables used for Sense or Versa 3Only the above package content, other products are not included.Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.