5-IN-1 Digital Water Quality Tester Waterproof pH TDS EC Temperature Meter Pool Motorcycle Supplies 4000 Lumens High Beam 2

4000 Lumens High Beam 2

With tablet holder

Modern and sleek design

or other high heat conduction surfaces in direct sunlight – this will cause the solar panel portable charger to overheat and significantly reduce the conversion rate and output wattage

5-IN-1 Digital Water Quality Tester Waterproof pH TDS EC Temperature Meter Pool Motorcycle Supplies 4000 Lumens High Beam 2Feature: Multi functional water quality test pen, which can measure ph pH, solubility, EC conductivity, salinity and temperature. (Sea salt fresh water salt) It is a waterproof water quality test pen with five functions. It has high performance, pen design and fast numerical value. Parameters: Sea salt: Sea water salinity is the ratio of total dissolved solids to the weight of sea salt in sea water, usually expressed in grams per kilogram of sea