This tester can help you fully understand the water quality of the water you are testing, so that you can drink or use more freely. This multi-function tester can test PH, total dissolved solids, EC, ORP, salinity, S.G, and temperature for you. If you are interested in this product, come and try it, it will not disappoint you. Features: 7-in-1 Detection Function: This multi-function tester can test PH, total dissolved solids, EC, ORP, salinity, S.G and temperature for you. IP67 Waterproof: The IP67 waterproof rating ensures the normal use of the product inserted into the water in a short time, and can effectively prevent dust. Detachable probe design: The probe is detachable and you can change the probes yourself if it has been damaged. Wide Applications: This product has a wide measuring range and can measure both freshwater salinity and sea salt. It is a digital water quality monitor for homes, swimming pools, drinking water, as well as aquariums. Large LCD Screen: Adopt large LCD display to better read the detection data. ATC & Data Hold Functions: Automatic temperature compensation and data hold function can help you get more accurate data. Specifications:Material:plasitcsType:(Optional)Type 1: Non-Backlight DisplayType2: Backlight DisplayWe:Accuracy: ± 2% F.S.Total Dissolved Solids:Ranges: 0-10000ppm, 1000ppm-10000ppm, 10.1-200.0pptResolution: 1ppm, 0.1pptAccuracy: ± 2% F.S.Salinity:Ranges: 0.00%-25.00%Resolution: 0.01%Accuracy: 0.01-5.00%(± 0.1%)5.10-25.00%(± 1%)PH:Ranges: 0.01-14.00рHRaccuracy: 0.01pHDaccuracy: ± 0.05pHORP: ± 999mvS.G Ranges: 1.000-1. 222Operating Environment: 0 - 60.0°c (32.0-140°f), RH Total Dissolved Solids Ratio: 0.4 - 1.0Temperature Ranges: 0.1-60.0°c (32.0-140°f)Temperature Accuracy: ± 0.5°c Temperature Resolution: 0.1°c/°f Power: 3 * LR44 Battery (Not Included)Package Size: 240*80*50mm/9.4*3.1*2.0in Package Weight: 170g/6.0ouncePacking List:1 * Water Quality Tester (Optional)Many questions about Dropshipping services are following:1. How many orders can you handle per day? We are a large company in Shenzhen, China, with a large warehouse that can handle large orders every day. We ship countless packages every day. We can guarantee the order you request.2. How fast can you process orders? We will arrange the shipment as soon as possible after you pay for your order. Priority delivery for dropshipping order3. Can you ship an order without any receipts, invoices and promotional offer inside the package? Absolutely! No invoices, receipts, promotional offer if you leave notes on the order (if you want, we can deliver.)4. If you need other products? We can supply most of the products you need as much as possible1If you have any other questions, please feel free to . We are very grateful for your cooperation with you.5. We can support Dropshipping of CSV/Excel files.6. There is no limited inventory to fulfill orders on a daily basis