UIUZMAR best sellers

#1 Digital pH Meter pH TDS UIUZMAR Digital pH Meter pH TDS EC Meter for Hydroponic Nutrient Solution pH and EC Meter with LCD Display TDS Water Tester pH PPM Meter for DWC Setup Aeroponic Growing Tent Indoor Plant Grow

$25.95 on Amazon

#2 Digital Dissolved Oxygen UIUZMAR Digital Dissolved Oxygen Meter Portable Dissolved Oxygen Test Kit with 3.6ft Electrode for Ponds Aquarium Aquaculture Do Meter for Water Fish Tank with Measuring Range 0.0‑40.0 Mg/L

$78.95 on Amazon

#3 🔥 Smart Dissolved Oxygen UIUZMAR Smart Dissolved Oxygen Meter Kit with Spare Components Electronic Portable DO Tester with Reinforced Polarographic Probe for Aquaculture Fish Tank Wastewater Treatment

$79.95 on Amazon

#4 pH Tester for Food Digital UIUZMAR pH Tester for Food Digital pH Meter for Sourdough Starter and Dough Spear Sensor Food pH Kit Works for Fermented Sausages Cheese Sushi Rice Canned Jam Soapmaking and Other Solid Semi-Solid

$38.85 on Amazon

#5 Digital pH Meter for UIUZMAR Digital pH Meter for Water Accurate pH Tester with Plus Temperature Reading Outstanding Stable pH Reader for Checking Aquarium Water Hydroponic Nutrients Hot Tub Swimming Pool

$6.99 on Amazon

#6 Soil pH Meter Digital UIUZMAR Soil pH Meter Digital Soil pH Tester for House Plant Soil pH Measure for Coco Soil and Nutrient Solution Lawn Soil Test Kit for Garden, Indoor Greenhouse, Farming, and Outdoor Plants

$35.98 on Amazon

#7 TDS Meter Drinking Water UIUZMAR TDS Meter Drinking Water Tester Digital Water Quality Tester for Filtered Water Tap Water PPM EC Meter with ATC for Water RO Systems Hydroponics Setup Hot Tub TDS Range 0-8600ppm

$7.95 on Amazon

#8 Zero Oxygen Solution UIUZMAR Zero-Oxygen Solution Electrolytic Solution and Membrane Cap Kit for Dissolved Oxygen Meter 2 Bottles 30ml Electrolyte Solution and 1 Bottle 50ml Zero Oxygen Solution and 6 Membrane Cap

$9.95 on Amazon

#9 Pool Salt Tester pH Meter UIUZMAR Pool Salt Tester pH Meter for Saltwater Pool Digital Salinity Meter for Swimming Pool Hot Tub Spa Aquarium PPM EC Meter for Hydroponic Nutrient Solution TDS Meter for Drinking Water, RO System

$19.99 on Amazon

#10 Dissolved Oxygen Meter UIUZMAR Dissolved Oxygen Meter Digital Dissolved Oxygen Tester with 3.6Ft DO Probe Pen Type Dissolved Oxygen Test Kit for Aquarium, Ponds, Aquaculture, Water Quality Monitoring DO Range:0.0‑20.0mg/L

$66.49 on Amazon

#11 pH EC TDS Continuous UIUZMAR pH EC TDS Continuous Monitor pH ORP Meter for Home Growers, 7 in 1 pH EC PPM CF ORP Temp Humidity Meter for Indoor Hydroponic Garden Reservoir Water Tank DWC Setup Aeroponic Gardening

$75.99 on Amazon

#12 Hydrogen Water Tester UIUZMAR Hydrogen Water Tester pH Meter 6 in 1 pH H2 ORP TDS EC Temp Tester Dissolved Hydrogen Tester for Hydrogen Water Bottle pH and ORP Meter for Household Drinking Water Hydroponics Pool

$33.99 on Amazon

#13 pH Salt Tester for Swimming UIUZMAR pH Salt Tester for Swimming Pool Salinity Tester pH Meter Upgrade Simultaneous Display TDS EC PPM Meter for Hydroponics Salt Meter for Aquarium Fish Tank Saltwater Hot Tub Spa

$28.99 on Amazon