5 In 1 Digital Water Quality Detector PH/EC/TDS/Salinity/Temperature Testing Meter Multi-Function Water Quality Tester Monitor
$19.98
0
1.3K+sold
$59.99
-66%
(2,610)
2pcs TDS Meter Digital Water Tester Digital 0.0-14.0 PH Meter Tester 0-9990ppm TDS&EC LCD Water Purity PPM Aquarium Filter
$8.48
0
4.1K+sold
$19.99
-57%
(25,874)
High Accuracy TDS Meter Digital Water Quality Tester, Digital 0-14 PH Meter Tester 0-9990ppm, 3 In 1 TDS, EC, Temperature Meter Pen For Drinking Water Fertilizer Concentration For Farm
$4.48
0
1.3K+sold
$22.98
-80%
(120,806)
New 10 in 1 Water Quality Tester PH/TDS/EC/SALT/TEMP/S.G/ORP/H2/Fertile/Resistivity Tester Pen For Aquarium Swimming Pool
$30.48
0
364sold
$53.14
-42%
(199)
Portable LCD Digital TDS Water Quality Tester Water Testing Pen Filter Meter Measuring Tools Accessory For Aquarium Pool
$2.15
0
3.1K+sold
$3.49
-38%
(7,211)
1pc, 5-in-1 TDS/EC/Salt/S.G./Temperature Salt Meter Swimming Pool Drinking Water Aquarium Digital Saltwater Water Quality Tester
$11.66
0
107sold
$57.29
-79%
(199)
1pc GOXAWEE 7 In 1 PH/TDS/EC/ORP/S.G/Salinity/Temp Meter With ATC PH Tester, 0.01 Resolution High Accuracy Digital PH Meter, Water Tester For Drinking, Hydroponics, Swimming Pool And Aquarium
$15.98
0
138sold
$69.99
-77%
(155)
3 In 1 Water Quality Tester TDS EC Meter Digital LCD Display Testing Pen
$4.98
0
3.2K+sold
$22.98
-78%
(10,622)
1 Set, PH And TDS Meter Combo, 0.05ph High Accuracy Pen Type PH Meter ± 2% Readout Accuracy 3-in-1 TDS EC Temperature Meter For Hydroponics, Household Drinking, And Aquarium, CE Certified
$10.48
0
522sold
$39.94
-73%
(1,370)
PH TDS Meter Digital Tester Pen Aquarium Pool SPA Water Quality Monitor
$5.98
0
793sold
$50.68
-88%
(18,230)
TDS Multifunctional Intelligent Backlight Water Quality Detection Pen 3-in-1 Water Monitoring Instrument Household Water Hardness Test Pen
$6.48
0
111sold
$28.95
-77%
(19,355)
1pc High Accuracy 5 In 1 Salinity/ EC/ Temp/ TDS/ PH Meter Digital Drinking Water Quality Tester For Aquarium Hydroponics Type-C Charge
$36.98
0
$39.09
-5%
(11)
4 In 1 PH Meter PH/TDS/EC/Temperature Meter Digital Water Quality Monitor Tester For Pools Drinking Water Aquariums
$20.98
0
80sold
$90.33
-76%
(2,610)
4 in 1 PH and TDS Meter Digital Water Tester 0.01 High Accuracy Pen Type PH Meter, Water Test Kit for Household Drinking, Pool and Aquarium Water
$7.20
0
52sold
$64.09
-88%
(93)
7-in-1 Water Quality Tester, Multifunctional Analysis Instrument Test Pen, PH/ORP/EC/TEMP/SALT/S.G/TDS LCD Backlight
$26.98
0
564sold
$72.58
-62%
(2,610)
3-in-1 TDS Dual Color Backlight Household Water Quality Testing/EC Conductivity/Temperature Testing Pen
$5.48
0
55sold
$28.95
-81%
(44,472)
GOXAWEE Portable 7-in-1 Water Quality Tester, PH/ORP/EC/TEMP/SALT/S.G/TDS LCD Water Salinity Tester, Multifunctional Analysis Instrument, Drinking Water Aquariums Hydroponic Cooking Tester, High Accuracy Water Tester For Pools
$25.98
0
417sold
$69.99
-62%
(120,806)
1pc Digital Water Quality Tester, TDS EC Meter, Ultra High Accuracy Water Quality Meter, Multi-functional Water Purity Temperature Meter
$3.98
0
170sold
$20.55
-80%
(2,077)
1pc 5-in-1 TDS/EC/PH/Salt/Temperature Meter Digital Water Quality Monitor, Suitable For Swimming Pool, Drinking Water And Aquariums
$19.98
0
4sold
$59.99
-66%
2pcs Digital TDS Meter And PH Tester For Aquarium And Water Purification - Accurate 0.0-14.0 PH And 0-9990ppm TDS/EC Reading - LCD Display For Easy Reading
$8.48
0
77sold
$33.36
-74%
(9,108)
1pc Digital PH/TDS/Temp Meter With ATC PH Tester, 3-in-1 High Precision Water Quality Tester With 0.01 Resolution And LCD Backlight, For Drinking/Aquariums/Hydroponics/Pools/Wine, Portable PH Meter
$20.23
0
2sold
$23.48
-13%
(1,686)
4 In 1 Tds Meter Digital Water Tester - Accurate And Reliable TDS EC & Temperature(°C, °F) Meter - 0-9990ppm - Professional Testing For Drinking Water, RO/DI System, Aquariums, Pool, Etc.
$7.48
0
13sold
$19.79
-62%
(6)
TDS Water Quality Detector (M2) Accurate And Reliable Compact, Lightweight, Portable TDS Water Quality Detection Pen, Multifunctional Pen, EC Meter&thermometer 0-9999ppm, Ideal TDS Water Quality Detector For Drinking Water, Aquariums, Etc
$3.48
0
197sold
$15.24
-77%
(3,559)
Digital pH Meter with TDS & EC Tester, 0-14 pH Range, Battery Powered with Button Battery, Water Quality Testing Pen for Aquariums
$10.98
0
$17.99
-38%
(11,543)
Beige Portable LCD Digital TDS Water Purity Tester - Battery Operated; For Safe Aquarium, Pool & Dining Water
$2.43
0
71sold
$2.98
-18%
(40)
Accurately Monitor Your Drinking Water Quality with the TDS EC PPM Meter Test Pen!
$3.48
0
925sold
$15.24
-77%
(2,158)
1set (Salinity+EC+Ph+TDS+Temperature) Five In One Water Quality Testing Pen Color Large Screen Display, High Precision Aquarium Water Quality Testing Pen Swimming Pool Water Quality Testing Pen
$22.48
0
6sold
$31.37
-28%
(1,686)
Portable Pen Portable Digital Water Meter Filter Measuring Water Quality Purity Tester TDS Meter
$1.94
0
292sold
$3.48
-44%
(44,472)
TDS Meter Digital Water Tester 0-9990ppm Drinking Water Quality Analyzer Monitor Filter Portable Digital LCD TDS-M2 Meter Pen
$3.48
0
522sold
$15.24
-77%
(44,472)
Bside U1 professional digital clamp meter fork dc ac 100a ampere meter clamp T-RMS current openjaw electrical tester car multimeter
$31.86
0
2sold
$134.78
-76%
Three in one high-precision water quality detection pen (Ph+TDS+temperature) for swimming pools, fish ponds, and fish tanks
$20.67
0
3sold
(1,686)
"Easy-to-Read" Hytais Ts-18D High Precision Digital Clamp Meter - Ac/Dc Voltage, Resistance, Capacitance, Temperature & Diode Measurement Tool With Live Wire Detection
$19.79
0
12sold
(7)
TP-101 Digital Meat Thermometer For Cooking Food Kitchen BBQ Probe Water Milk Oil Liquid Oven Temperature Measurement For Large Restaurant Kitchen, Digital Temperature Sensor Meter (battery Included)
$2.48
0
12K+sold
$19.55
-87%
(25,874)
Automatic range Digital Clamp Meter T-RMS 6000 Counts, Multimeter Voltage Tester Auto-ranging, Measures Current Voltage Temperature Capacitance Resistance Diodes Continuity Duty-Cycle (AC/DC Current)
$31.98
0
955sold
$38.48
-16%
(16,621)
HYTAIS TS20D High Precision Smart Pen Multimeter, ABS Material, Battery Powered, Voltage Testing up to 36V, Resistance, Continuity, Diode, Capacitance, Phase Sequence Detector - No Battery Included
$21.98
0
(7)
1pc Test Meter Digital LCD 3 In 1 Multi-function Tester Pen Water Quality Tester
$3.98
0
2.8K+sold
$20.55
-80%
(23,240)
"Accurate" 5-In-1 Water Quality Tester For Pools, Ponds & Aquariums - Alloy, Led Display, Sandproof, Battery Operated
$15.98
0
2sold
$24.99
-36%
(1,686)
Soil Moisture Meter, 5-in-1 Soil pH Tester with Digital Plant Temperature, Light, Soil Moisture, pH Meter, and Backlight LCD Display - Plant Water Meter for Gardening, Farming, Lawn and Outdoor
$10.99
0
3sold
1pc Digital Clamp Meter DC/AC Current Multimeter Ammeter Voltage Tester Car Amp Hz Capacitance NCV Ohm Temperature Test
$14.98
0
117sold
$35.94
-58%
(16,621)
1pc NJTY T28B Digital Multimeter, 6000 Counts Auto-Ranging Voltage Tester Meter With Ohm Volt Amp Capacitance Temperature Frequency Diode Backlit LCD And Flashlight
$31.99
0
13sold
$64.73
-50%
(948)
1pc Digital Multimeter Tester Auto-Ranging TRMS 6000 Counts Voltmeter Smart Rechargeable Meter Measures AC/DC Current, NCV, Voltage, Ohm, Amp, Resistance, Diodes, Countinuity, Capacitance, Temperature
$32.48
0
667sold
(16,621)
4-In-1 Soil Tester: Ph, Temperature & Moisture Meter For Plants - Battery Operated
$4.58
0
18sold
$45.31
-89%
(400)
2-In-1 PH Chlorine Meter Chlorine Tester PH Tester Chlorine Water Quality Testing Device CL2 Measuring For Pool Aquarium
$16.05
0
1.7K+sold
$114.21
-85%
(113,134)
1pc Water Quality Chlorine Tester, Portable Digital Water PH Tester, Chlorine Level Meter Water Quality Analysis Checker For Drinking Water, Swimming Pool, Spa Water (Batteries Not Included)
$25.98
0
74sold
$114.21
-77%
(39,769)
HYTAIS Professional Pen-Type Digital Multimeter - 4000 Counts, Non-Contact, Auto AC/DC Voltage, Ohm, Diode Tester, ABS Resin, Digital Display, Battery Powered, Operating Voltage ≤36V, Measurement Accuracy 0.01, Without Battery
$12.07
0
26sold
(948)
Njty 3266Ta Digital Clamp Multimeter - Versatile Ammeter For Capacitance, Temperature, Diode, Frequency, Ac/Dc Voltage & Current Measurement
$9.76
0
13sold
$35.94
-72%
(7)
"Digital Clamp Meter Multimeter 2000 Count TRMS: AC/DC Voltage & AC Current Tester for Accurate Measurements"
$26.98
0
1sold
$86.53
-68%
(5)
Soil Moisture Meter, 4-in-1 Soil pH Tester with Digital Plant Temperature, Light, Soil Moisture, pH Meter, and Backlight LCD Display - Plant Water Meter for Gardening, Farming, Lawn and Outdoor
$15.48
0
2sold
Accurate PH Meter: Get 0.01 High Precision Measurement for Household Drinking, Pool & Aquarium Water with GOXAWEE PH Tester Pen
$4.81
0
17K+sold
$34.99
-86%
(120,806)
NJTY T28B Digital Multimeter High Precision Multifunctional Auto-Ranging True RMS Tester for AC/DC Voltage, Current, Resistance, Capacitance, Temperature, Diode Measurement - ABS Housing, Battery Operated (Excludes Battery), ≤36V Operating Voltage
$25.98
0
1pc 4-in-1 soil survey instrument, Electronic Soil Detector, PH Tester, Light Meter, Acid And Alkali Detection
$7.98
0
12K+sold
$61.03
-86%
(11,781)
NJTY T1 Digital Multimeter, High Precision Intelligent Auto-Ranging, True RMS Measurement, Non-Contact Power Test, Auto-Off, ABS Material, Battery Powered (No Battery Included), Operating Voltage ≤36V
$8.22
0
128sold
$23.06
-64%
(7)
UNI-T UT256 Digital True RMS Fork Automatic Multimeter 60A AC DC Current Clamp Meter NCV Tester High Precision
$46.28
0
18sold
$74.99
-38%
(360)
UNI-T UT210D Professional Mini Clamp Meter - 200A AC/DC Digital Ammeter with Frequency, Resistance & Capacitance Multitester
$54.44
0
45sold
$213.81
-74%
(360)
1pc, Foreign Trade Quality Four-In-One Soil Detector Soil Tester Soil Ph Meter Thermometer Soil Moisture Meter 13.39*2.36*1.38 Inches
$6.58
0
248sold
$63.87
-89%
(370)
JUEMEL Water Quality Chlorine Tester, Water Quality Tester, Portable Digital Water PH Tester, Chlorine Level Meter Water Quality Analysis Checker For Drinking Water, Swimming Pool, Spa Water (Batteries Not Included)
$21.15
0
110sold
$101.44
-79%
(1,292)
HT206D Current Clamp Meter Pliers Ammeter Professional Digital Multimeter 600V 600A AC DC Tester
$33.48
0
380sold
$93.99
-64%
(5,590)
5-in-1 Soil Moisture Meter Digital Plant Temperature/Soil Moisture/PH Meter/Sunlight Intensity/Environment Humidity Backlight LCD display Soil Test Meter for Gardening, Farming and Outdoor Plants
$15.48
0
1sold
1pc Smart Digital Multimeter Auto-Ranging Voltmeter Electrical Tester Measures Voltage Current Capacitance Resistance Continuity Duty-Cycle Temperature Frequency
$20.48
0
8.3K+sold
$27.99
-26%
(1,891)
UNI-T TDR Cable Tester Twisted Pair Cable Detector Coaxial POE Network Cable Length Sequence Detector RJ11 RJ45 Plug Adapter Digital Meter
$106.64
0
29sold
$269.00
-60%
(1,391)
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