16 in 1 Drinking Water Test Kit |High Sensitivity Test Strips detect pH, Hardness, Chlorine, Lead, Iron, Copper, Nitrate, Nitrite | Home Water Purity Test Strips for Aquarium, Pool, Well & Tap Water auspowers_batchone With screws: The package also

With screws: The package also contains 50 screws for fixing each circuit board and 50 self-tapping screws

If you are not 100% satisfied with the performance of our tools

Solar warning lights with a long- lasting work function

🎄 Product Features： Adopt voltage comparator LM393 chip

16 in 1 Drinking Water Test Kit |High Sensitivity Test Strips detect pH, Hardness, Chlorine, Lead, Iron, Copper, Nitrate, Nitrite | Home Water Purity Test Strips for Aquarium, Pool, Well & Tap Water auspowers_batchone With screws: The package also16 in 1 Drinking Water Test Kit High Sensitivity Test Strips detect pH, Hardness, Chlorine, Lead, Iron, Copper, Nitrate, Nitrite Home Water Purity Test Strips for Aquarium, Pool, Well & Tap Water Product Features COMPLETE WATER TEST KIT Everything you need to test your water; tests for 16 parameters, ensures lead free and pH safe drinking water; testing tube and dropper included in every kit for easy sample collection SEPARATE PACKAGE 100 testing