5 in 1 Pen Meter PH EC TDS Salinity Temp LCD Digital Water Quality Monitor Test Default:Default always measure accurately and follow

always measure accurately and follow the safety recommendations for the best

The built-in wallet card slots can store 3–4 cards

The F10 Folding GPS Drone delivers professional-quality aerial photography in a portable

and paired with an ALPS LONG two-piece alloy bent butt that includes a reel seat

CD Display: Can clearly display the size of hardness data

5 in 1 Pen Meter PH EC TDS Salinity Temp LCD Digital Water Quality Monitor Test Default:Default always measure accurately and follow5 in 1 Pen Meter PH EC TDS Salinity Temp LCD Digital Water Quality Monitor Test Descriptions: 5 in 1 Multi Function Water Quality Tester which can measure pH, TDS, EC, Salinity and Temperature in Solution. Perfect for Testing Drinking Water pH Level, Swimming Pools, Aquariums, Hydroponics ect, comes with a Backlit Digital Display that will Automatically Shut off after 5 minutes, has Auto Temperature Compensation and has a Waterproof Grade of IP67