| Choose | 7 in 1 |
| Model | 5 in 1/7 in 1 Water Quality Test Pen |
| Application | for home and laboratory pH testing |
| Fit For | for beer brewing, kombucha, aquariums, hydroponics |
| Function | PH, TDS, EC, Salinity, ORP, Temperature, S.G |
| Functions | Data retention function, low-battery indication function |
| Suitable for | For drinking water, swimming pools, ponds |
| To Fit | for laboratories, food processing, and more |
| Warranty | One Year Warranty |
| Waterproof Grade | IP67 |