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1~3Pcs 3 in 1 Soil pH Tester Water Moisture Light Tester Meter Garden Plant Tool

$ 7.91 $ 4.74

Field Scout TDR 300 Probe

$ 1143.95 $ 686.37

burpee 2 in 1 analyzer

$ 0.87 $ 0.52

Digital Aid pH Meter. Professional Quality Water Test Meter with Large Backlit

$ 9.67 $ 5.8

Water Ph Tester Ph Meter Digital Tds Meter Water Quality Tester EC

$ 17.16 $ 10.3

Moisture Meters Soil 3-in-1 Soil Ph Meter Test Kit For Moisture Great For Home

$ 11.53 $ 6.92

Moisture Meters Soil Plant Indoor & Outdoor Hygrometer Moisture Sensor Soil Test

$ 18.55 $ 11.13

John Deere Moisture Check Plus Grain Moisture Tester SW08120

$ 161.03 $ 96.61

3 Way Soil Meter/ Sunlight/ Moisture /PH Tester/ Indoor-Outdoor

$ 9.65 $ 5.79

Digital PH Meter PH Tester 0.01 PH High Accuracy Water Quality Tester with ATC

$ 12.3 $ 7.38

Bluelab PENPH pH Pen Fully Waterproof Pocket Tester, Easy Calibration

$ 77.44 $ 46.46

3 in 1 Soil PH Tester Sunlight Moisture Meter Detector for Garden Plant Flower

$ 0 $ 0

Taylor Precision Products 6700 Big & Bold Wall Thermometer, One Size, Black

$ 7.26 $ 4.35

Swimming Pool Water PH&CL2 Chlorine Level Detector Spa Water Quality Monitor

$ 25.82 $ 15.49

Pool & Spa Chlorine Stabilizer for Swimming Pools 4 Lb / Bag

$ 14.21 $ 8.52

Soil pH Meter, MS02 3-in-1 Soil Moisture/Light/pH Tester Gardening Tool Kits

$ 17.62 $ 10.57

Long Probe Soil Moisture Meter Sensor, Water Monitor, Hygrometer for 40CM

$ 20.3 $ 12.18

4 in 1 LCD Digital PH Meter Tester Soil Moisture Temperature Sunlight Tester USA

$ 10.1 $ 6.06

Waterproof Portable pH Meter Precision Digital pH / Temp Tester - Pen Style

$ 29.03 $ 17.41

1x Digital Plant PH Tester light Soil Moisture Sensor Meter Detector Garden Tool

$ 7.03 $ 4.21

Electric PH Meter Digital LCD Tester Pocket Hydroponics Aquarium Water Test Pen

$ 3.51 $ 2.1

PH Meter And TDS Meter, PH 0.00-14.00 Ph Range With 6 Calibration Set 2 Pcs

$ 13.2 $ 7.91

Water Quality Tester Purity Filter Pen Testing The Soft And Hard Water HOT SELL

$ 8.8 $ 5.28

Lab PH Meter Benchtop Digital Acidity Measure mV Tester With Temp Compensate USA

$ 48.49 $ 29.09

Luster Leaf 1830 Rapitest Light and Moisture Combo Meter (B1)

$ 15.82 $ 9.49

Digital Combo pH & Temperature Meter, Aquarium Thermometer pH Monitor with for

$ 47.7 $ 28.62

Greenscapes Water Check 3 Pack No Guesswork Watering Avoids Killing Plants

$ 2.2 $ 1.32

3 in 1 Garden Soil Tester Moisture/Light/PH Meter For Plant Test Tool Portable

$ 7.03 $ 4.21

HTH 67041 pH Up Swimming Pool Chemical Balancer 4 lbs

$ 16.22 $ 9.73

Alkey Soil Moisture Meter - 3 in 1 Soil Tester Kits with Soil Moisture/Light/pH

$ 18.51 $ 11.1

Dr.meter 0.01 Resolution High Accuracy PH METER PH-100 PH100

$ 30.35 $ 18.21

HM Digital SM-1 In-Line Single TDS Monitor, 0-9990 ppm Range, +/- 2% Readout

$ 29.03 $ 17.41

LUSTER LEAF 1612 RAPITEST Dirt Soil Plant Garden PH Meter Tester 10 Test Kit

$ 7.91 $ 4.74

Bluelab Grower's Toolbox with pH Pen, Conductivity Pen And What’s Seen In Pics

$ 87.99 $ 52.79

3in1 Soil Water Moisture PH Meter Acidity Humidity Sunlight Light PH Test Garden

$ 96.79 $ 58.07

Digital Electric PH Meter LCD Tester Hydroponics Aquarium Water Quality Test Pen

$ 10.63 $ 6.37

5PCS Soil Moisture Sensor Module with Probe 2P Dupont Cable for Arduino

$ 10.19 $ 6.11

Milwaukee Instruments PH600AQ Ph Tester With 1 Point Manual Calibration

$ 19.36 $ 11.61

Bird Bonsai Soil Moisture Meter Tester Plant Watering Reminder Hygrometer

$ 9.38 $ 5.62

Milwaukee PH55 Waterproof pH/Temp Tester, Meter/PH51/PH52/Martini/instruments

$ 48.4 $ 29.04

Waterproof Salinity PH EC ORP Tester Electronic Hydrometer Water Quality Tester

$ 51.59 $ 30.95

TK100 Hay Moisture Meter For Forage Grass Testing Fibre Humidity Meter 0-80%

$ 59.65 $ 35.79

Soil Moisture Meter and pH Level Tester for Plants Crops Flowers Vegetable H1

$ 7.92 $ 4.75

Soil PH Level Meter Tester for Plants Flowers Vegetable Garden Tool H1

$ 7.53 $ 4.51

3in1 Soil Tester Meter for Garden Lawn Plant Moisture Light PH Sensor Tool H1

$ 7.92 $ 4.75

Portable Pen Digital TDS Meter Filter Measuring Water Quality Purity Tester

$ 2.23 $ 1.34

Soil PH Level Measuring Instrument Tester for Plants Flowers Vegetable H1

$ 7.53 $ 4.51

Moisture Tester Meter Digital Flowers Plants Detector Soil-moisture Hygrometer

$ 4.17 $ 2.5

3 in1 Soil Moisture Light PH Tester Water Flower Test Meter For Garden Plant Kit

$ 6.15 $ 3.69

Dissolved Oxygen Meter Tester DO Meter Water Quality Meter 0 to 20.00 mg/L

$ 123.2 $ 73.92

Bluelab PENPH pH Pen, Ultimate Handy Solution for Measuring pH and Temperature

$ 70.4 $ 42.24

Milwaukee MA9016 pH/ORP Cleaning Solution 230ml

$ 14.03 $ 8.42

Whitetail Institute Laboratory Soil-Test Kit

$ 17.38 $ 10.42

Luster Leaf 1830 Rapitest Light and Moisture Combo Meter Brand New FREE SHIPPING

$ 19.35 $ 11.61

JNW Soil Testing pH Strips 150 Pack Pre Calibrated for Soil Testing 3.5- 9.0 NEW

$ 11.43 $ 6.85

Kelway HB-2 Soil PH and Moisture Meter - Black

$ 66 $ 39.6

Soil PH tester with NPK fertilizer tester digital display ppm test

$ 17.59 $ 10.55

ZenTest Apera PC60-Z Smart 7 in 1 Pocket Tester Kit *OPEN BOX*

$ 132 $ 79.2

Luster Leaf 1601 Rapitest Test Kit for Soil pH Nitrogen Phosphorous and Potash

$ 23.2 $ 13.92

Dr Meter PH100 PH Meter

$ 8.78 $ 5.26

PH Meter and TDS Meter, Fast Reading Digital Pen Type PH Tester

$ 13.19 $ 7.91

Save Your Plant Moisture Light And PH Meter Lady Bug (No Batteries Needed)

$ 7.03 $ 4.21

Multifunctional Moisture Meter Analyzer Straws For Grains Wood Fiber Straw Hay

$ 79.18 $ 47.5

APEC Water System Digital LCD TDS PPM Meter Water Quality Filter Purity Tester

$ 14.95 $ 8.97

Digital PH Meter +TDS & EC Water Quality Tester +Soil Moisture Test Garden Tool

$ 15.79 $ 9.47

Digital Electric PH Meter LCD Tester Hydroponics Aquarium Water Pocket Test Pen

$ 7.91 $ 4.74

Lamotte Model El - Turf and Garden Soil Test Kit - 5679-01 earth flower veg M06

$ 74.8 $ 44.88

COM-360: Waterproof Professional Series pH/EC/TDS/Temp Meter

$ 158.39 $ 95.03

Soil pH Meter 3 Way Soil Meter Tester Kit for Moisture Light and PH New

$ 10.11 $ 6.07

Digital PH Meter, Backlight 0.01 High Precision Water Quality Aquarium PH Tester

$ 7.03 $ 4.21

Bluelab pH Probe Replacement -meter combo guardian calibration blue lab New

$ 68.61 $ 41.16

HM Digital COM-300 Ph/Tds/EC/Temp Meter

$ 109.99 $ 65.99

RAPITEST 1665 PREMIUM SOIL TEST KIT LAWN FLOWER PLANT TEST GARDEN TESTER pH NPK

$ 101.15 $ 60.69

Professional Sensor PH Meter Tester Analyzer Gardening Kit Gardens Planters US

$ 35.78 $ 21.47

HM Digital TDS-EZ PPM Meter/Tester, Water Quality Purity Test Hydroponics Filter

$ 14.07 $ 8.44

HANNA INSTRUMENTS GROCHECK pH/EC/TDS/C PORTABLE METER w/CAL CHECK HI 9813-6 L@@K

$ 153.99 $ 92.39

NEW Vigoro 308314 Moisture Light PH Meter

$ 13.11 $ 7.86

Hanna GroChek Conductivity/pH/Solide Meter

$ 88 $ 52.8

HM Digital TDS-4 TDS Meter Handheld Tester

$ 16.72 $ 10.03

Apera Instruments AI209 Value Series PH20 Waterproof pH Tester Kit, Great Cond.

$ 43.95 $ 26.37

5 in 1 T-DS/EC/SALT/S.G./Temperature Meter Digital Water Quality Monitor Tester

$ 16.29 $ 9.77

4 in 1 PH Tester Soil Water Moisture Light Test Meter for Garden Plant Seeding

$ 14.95 $ 8.97

4 in 1 PH/TDS/EC/TEMP Meter LCD Digital Water Quality Monitor Tester Purity Pen

$ 23.74 $ 14.24

3 in1 Soil Test Meter Water PH Tester Moisture Light For Flower Garden Plant Kit

$ 6.15 $ 3.69

Luster Leaf 1625 Digital Soil Thermometer

$ 18.84 $ 11.3

Luster Leaf 1880 Rapitest Tester Electronic 4-Way Soil Analyzer

$ 33.43 $ 20.05

NEW rainpoint indoor monitor & soil sensor

$ 35.19 $ 21.11

EC‑3185 Soil EC/TDS/CF Tester Salinity Meter For Agricultural For Home

$ 40.47 $ 24.28

Luster Leaf 1612 Rapitest Garden Plant Dirt Soil pH Tester - 10 Kits (2-Pack)

$ 11.53 $ 6.92

4-in-1 Digital pH Meter with ATC, pH/TDS/EC/Temp Function, ±0.1 pH Accuracy,

$ 56.72 $ 34.03

Ferry Morse Soil Test Kit for pH, Nitrogen, Phosphorous and Potash Free Shipping

$ 12.31 $ 7.38

Scotts Gro Water Sensor Starter Kit Model # 71001-1

$ 17.55 $ 10.53

Digital Grain Moisture Tester for Grain Kinds Select Temperature Test Rice Wheat

$ 57.07 $ 34.24

Waterproof-pH-ORP-C-Combo-Tester-Meter with Automatic Calibration

$ 122.54 $ 73.52

Clorox Pool&Spa 12104CLX pH Up, 4 lb, 4lb

$ 6.8 $ 4.08

Rapitest Premium Soil Test Kit Lawn Flower Plant Test Garden Tester Ph Npk (80

$ 25.47 $ 15.28

Soil Test Kit Tester pH Test Light NPK Levels Rapitest Ground #1601 (40 Test)

$ 14.02 $ 8.41

3 in 1 Soil Tester Water PH Moisture Light Test Meter Test Kit For Plant Flower

$ 6.99 $ 4.19

Digital PH Meter +TDS & EC Water Quality Tester +Soil Moisture Test Garden Tool

$ 14.95 $ 8.97

5 in 1 Soil PH Tester Water Moisture Light Humidity Meter for Garden Plant Seed

$ 17.51 $ 10.5