4,200+ results for water testing meter
- Handheld Water Quality Hardness Purity Digital LCD Meter 0-9990 PPM TDS TDS-3Opens in a new window or tabBrand New$5.16 to $24.99decken (977) 98.5%Was: $31.24 20% offFree shippingFree returns
- 4 in 1 PH Tester Soil Water Moisture Light Test Meter for Garden Plant SeedingOpens in a new window or tabBrand New$8.35Save up to 18% when you buy moreTop Rated PlusFree shippingsailing-global (7,915) 99.2%Free returns137 sold
- 7 in 1 Digital LCD PH/TDS/EC/ORP/TEMP/SG/Salinity Water Quality Tester Meter PenOpens in a new window or tab❤️900+Sold✔️IP67 Waterproof✨60Day Free Return⭐Save15%UPBrand New7 product ratings - 7 in 1 Digital LCD PH/TDS/EC/ORP/TEMP/SG/Salinity Water Quality Tester Meter Pen$21.48Save up to 15% when you buy moreList price: $30.98 31% offTop Rated Plusredtagtown (360,757) 99.3%Free shippingFree returns1,156 sold
- TDS3 PPM Meter Digital Tester Home Drinking Tap Water Quality Purity Test TesterOpens in a new window or tabBrand New$6.65Save up to 20% when you buy moreTop Rated PlusFree shippingshoppingg_joy (49,619) 98.2%Free returns2,220 sold
- TDS Meter Digital Tester Water Quality Testing Kits for Drinking Water 0-9990ppmOpens in a new window or tabBrand New$6.99Top Rated Plusshoppingg_joy (49,619) 98.2%Free shippingFree returns157 sold
- TDS Meter Digital Water Tester,ppm Meter LCD Display F Drinking Water,AquariumsOpens in a new window or tabBrand New$9.99Save up to 15% when you buy moreWas: $13.32 25% offTop Rated Plusdomesticwaterfilterexpert (28,004) 99.7%Free shippingFree returns135 sold
- Digital Electric PH Meter LCD Tester Pocket Hydroponics Aquarium Water Test PenOpens in a new window or tabBrand New$6.71Save up to 15% when you buy moreWas: $7.90 15% offwincen-1 (20,391) 98%Free shippingFree returns301 sold
- 4 in 1 PH Tester Soil Water Moisture Light Test Meter for Garden Plant SeedingOpens in a new window or tabBrand New$8.25Save up to 15% when you buy morefrentaly (241,468) 97.9%Free shipping466 sold
Picked For You
Sponsored | Top selling items from highly rated sellers with free shipping- 5in1 LCD Soil PH Tester Water Moisture Light Test Meter for Garden Plant SeedingOpens in a new window or tabBrand New$8.99 to $17.45Top Rated Pluspinshion-mall (4,762) 99.8%Free shippingFree returns
- 5in1 LCD Digital PH Soil Tester Plant Lawn Water Moisture Temperature Test MeterOpens in a new window or tab✅8" Probe✅Accurate Data✅Digital Display✅Battery IncludeBrand New$17.48Save up to 10% when you buy moreList price: $31.48 44% offTop Rated Plusnsioutlet (526,073) 99.3%+$0.99 shippingFree returns708 sold
- Digital Electric PH Meter LCD Tester Pocket Hydroponics Aquarium Water Test PenOpens in a new window or tabBrand New$6.69inn_2720 (204) 99%Free shipping111 sold
- TDS3 PPM Meter Digital Tester Home Drinking Tap Water Quality Purity Test TesterOpens in a new window or tabBrand New$5.99elecprog_49 (1,416) 97.5%Free shipping57 sold
- 7 in 1 Digital LCD PH/TDS/EC/ORP/TEMP/SG/Salinity Water Quality Tester Meter PenOpens in a new window or tabBrand New$20.48Save up to 10% when you buy moreList price: $33.98 40% offTop Rated Pluspartsdomauction (333,283) 99.4%Free shippingFree returns3,134 sold
- Handheld Water Quality Hardness Purity Digital LCD Meter 0-9990 PPM TDS TDS-3Opens in a new window or tabBrand New$5.16 to $47.69luckypo24 (499) 98.3%Was: $59.61 20% offFree shippingFree returns
- Handheld Water Quality Hardness Purity Digital LCD Meter 0-9990 PPM TDS TDS-3Opens in a new window or tabBrand New$5.59 to $25.96dynast_56 (24,393) 98.8%Was: $32.45 20% offFree shippingFree returns
- 7 in 1 Digital LCD PH/TDS/EC/ORP/TEMP/SG/Salinity Water Quality Tester Meter PenOpens in a new window or tabBrand New$21.48Save up to 10% when you buy moreList price: $30.98 31% offTop Rated Plusnsioutlet (526,073) 99.3%Free shippingFree returns375 sold
- Digital Electric PH Meter Tester LCD Hydroponics Aquarium Water Pocket Test PenOpens in a new window or tabBrand New$8.99Save up to 15% when you buy moreWas: $17.98 50% offTop Rated Plusgatorcable (258,680) 99.6%Free shippingFree returns
- 4 in 1 Digital PH EC Meter LCD Tester Pocket Hydroponics Aquarium Water Test PenOpens in a new window or tabBrand New$18.98Save up to 10% when you buy moreList price: $28.98 35% offTop Rated Pluseeekitonline (451,677) 99.1%Free shippingFree returns290 sold
- 4 In 1 LCD Digital Soil Tester PH Water Moisture Temperature Sunlight Plant TestOpens in a new window or tabBrand New$9.89Save up to 7% when you buy moretheperfectpart (872,207) 99.9%Free shippingFree returns200 sold
- 4 in 1 PH Tester Soil Water Moisture Light Test Meter for Garden Plant SeedingOpens in a new window or tabBrand New$8.39miniduino (302,524) 98.2%Free shipping718 sold
- 3 in1 Soil Tester Water PH Moisture Light Test Meter Kit For Garden Plant FlowerOpens in a new window or tabBrand New$6.99 to $7.59Top Rated Pluspoony-46 (4,288) 98.1%Free shippingFree returns108+ sold
- 4 in 1 PH Tester Soil Water Moisture Light Test Meter for Garden Plant SeedingOpens in a new window or tabBrand New$9.75Save up to 15% when you buy moreTop Rated PlusFree shippingthebatteryconnection (931,901) 98%Free returns182 sold
- Digital Electric PH Meter LCD Tester Pocket Hydroponics Aquarium Water Test PenOpens in a new window or tabBrand New$8.89Save up to 7% when you buy moretheperfectpart (872,207) 99.9%Free shippingFree returns2,383 sold
- 3 in 1 Soil Moister Tester Water pH Light Test Meter Kit Gardening Grass PlantsOpens in a new window or tabBrand New$7.22Top Rated PlusWas: $9.26 22% offratedelectronics (19,598) 99.1%Free shippingFree returns452 sold
- LCD PH Meter Tester Digital Electric Water Test Pen Pocket Hydroponics AquariumOpens in a new window or tab⭐️⭐️⭐️⭐️⭐️ ✅ US Seller ✅High Quality ✅ Fast ShippingBrand New$9.65topfuture2018 (15,787) 99.4%Free shippingFree returns653 sold
- PH Meter for Water Hydroponics Digital PH Tester Pen 0.01Hi-Accuracy Pocket SizeOpens in a new window or tabBrand New$8.99Top Rated PlusWas: $11.99 25% offdomesticwaterfilterexpert (28,004) 99.7%Free shippingFree returns143 sold
- Portable Digital Water Quality Tester Meter Pen LCD PH/TDS/EC/TEMP Water TesterOpens in a new window or tabBrand New$6.68 to $7.09Save up to 30% when you buy moretmarketq (3,048) 98.7%Free shippingFree returns
- 4 in 1 PH Tester Soil Water Moisture Light Test Meter for Garden Plant SeedingOpens in a new window or tabBrand New$8.39Save up to 15% when you buy moreeshippers (225,187) 97.8%Free shipping825 sold
- PC101 PH Water Quality Detector Swimming Poo PH CL2 Chlorine Tester Level MeterOpens in a new window or tabBrand New$20.89Save up to 20% when you buy moreWas: $21.99 5% offTop Rated Pluslongb_4978 (1,912) 99.2%Free shippingFree returns
- TDS Meter Digital Tester Water Quality Testing Kits for Drinking Water 0-9990ppmOpens in a new window or tabBrand New$6.65 to $7.09Buy 1, get 1 50% offhuluseal (258,610) 97.9%Free shippingFree returns
- 10 in1 Digital LCD PH/TDS/EC/ORP/TEMP/SG/Salinity Water Quality Tester Meter PenOpens in a new window or tabBrand New$28.98Save up to 10% when you buy moreList price: $42.98 33% offTop Rated Plusredtagtown (360,757) 99.3%Free shippingFree returns98 sold
- Digital PH Meter Tester Portable Pocket Water Pool Aquarium Wine HydroponicOpens in a new window or tabBrand New$8.98Save up to 10% when you buy moreTop Rated PlusFree shippinghanksminerals (99,278) 98%Free returns524 sold
- 5 in 1 PH Tester Soil Water Moisture Light Test Meter for Garden Plant GrowthOpens in a new window or tabBrand New$18.48Save up to 15% when you buy moreList price: $31.48 41% offTop Rated Plusthesiliconvalley (460,544) 99.5%Free shippingFree returns154 sold
- PH Meter TDS EC LCD Water Purity PPM|pH Test Strips|Hydroponic Pool Tester ToolOpens in a new window or tabBrand New$9.99 to $99.99Top Rated Pluswater-all-pure (12,459) 99.7%Free shippingFree returns
- pH Test Liquid Drops Water Testing Meter Analyzer Food Chemical Alkaline TesterOpens in a new window or tabBrand New$14.45bilal.381 (137) 100%Free 3-4 day shippingFree returns3 watchers
- Handheld Water Quality Hardness Purity Digital LCD Meter 0-9990 PPM TDS TDS-3Opens in a new window or tabBrand New$6.89Save up to 20% when you buy moreTop Rated PlusFree shippingenvistia (37,655) 100%Free returns1,652 sold
- TDS Meter Digital Water Quality Tester Testing Kits for Drinking Water 0-9990ppmOpens in a new window or tabBrand New$7.45Save up to 15% when you buy moreaz357ttdis (732) 97.9%Free shippingFree returns
- 4 in 1 PH Tester Soil Water Moisture Light Test Meter for Garden Plant SeedingOpens in a new window or tabBrand New$9.99congrat-a (239) 97.6%Free shipping
- TDS Meter Digital Water Quality Tester PPM Water Testing Kit,with Carrying CaseOpens in a new window or tabBrand New$11.99Top Rated Plusexcellent-honor-sales (8,030) 99.9%Free shippingFree returns
- pH Meter Kit, High Precision Digital pH Pen with ±0.1 pH Accuracy for WaterOpens in a new window or tabBrand New$49.99ac_infinity (25,707) 99.3%Free shippingFree returns69 sold
- Digital Electric TDS Conductivity Meter Tester Hydroponics Water Test PenOpens in a new window or tabBrand New$4.64peachflower78 (5,094) 97.9%Was: $6.19 25% offFree shippingfrom China
- Digital Electric PH Meter LCD Tester Pocket Hydroponics Aquarium Water Test PenOpens in a new window or tabBrand New$6.71Top Rated PlusWas: $8.99 25% offcablewirecanada (69,722) 96.7%Free shippingFree returns352 sold
- Digital LCD PH/TDS/EC/ORP/TEMP/SG/Salinity Water Quality Tester Meter Pen KitsOpens in a new window or tabBrand New$6.68 to $22.45Save up to 10% when you buy morebig-sales-store2017 (9,444) 97.9%Free shippingFree returns
- TDS3 PPM Meter Digital Tester Home Drinking Tap Water Quality Purity Test TesterOpens in a new window or tabBrand New$5.59antswms (76) 96.3%Free shipping
- Digital TDS3 PPM Meter, Home Drinking Tap Water Quality Purity Test/TesterOpens in a new window or tabBrand New$6.65zedeledeal (960) 98.2%Free shippingFree returns108 sold
- Portable Digital Water Quality Meter Tester LCD PH/TDS/EC/ORP/TEMP/SG/SalinityOpens in a new window or tabBrand New$6.68 to $22.45sysports2020 (5,127) 97.6%Free shippingFree returns
- New ListingSoil Moisture Meter for Plant Water Test Hygrometer Monitor for GardenOpens in a new window or tabBrand New$12.23Buy 1, get 1 20% off with couponhungan (0) 0%Free shipping
- pH Test Liquid Drops Water Testing Meter Analyzer Food Chemical Alkaline TesterOpens in a new window or tabBrand New$15.96kync-sale (1,032) 99.3%Free shippingFree returnsLast one8 sold
- 10 in 1 Digital Backlight PH/TDS/EC/ORP/TEMP/SG/Salt Water Quality Tester MeterOpens in a new window or tabBrand New$28.98Save up to 10% when you buy moreList price: $42.98 33% offTop Rated Plusthesiliconvalley (460,544) 99.5%Free shippingFree returns232 sold
- 5 in 1 LCD Digital Soil PH Meter Tester Moisture Humidity LED Light Garden PlantOpens in a new window or tabBrand New$17.48Save up to 10% when you buy moreList price: $31.98 45% offTop Rated Plusredtagtown (360,757) 99.3%+$0.99 shippingFree returns366 sold
- 4in1 TDS Meter Digital Tester Water Quality Testing for Drinking Water 0-9990ppmOpens in a new window or tabBrand New$7.15big-sales-store2017 (9,444) 97.9%Free shippingFree returns
- 8 in 1 Digital PH/TDS/EC/ORP/TEMP/S.G/Salinity/H2 Water Quality Tester Meter PenOpens in a new window or tabBrand New$23.98Save up to 10% when you buy moreTop Rated PlusFree shippingnsioutlet (526,073) 99.3%Free returns
- New ListingChlorine Meter For Pool And Spa Water TestingOpens in a new window or tabBrand New$31.61hgtr62 (1,399) 97.4%Was: $33.99 7% offFree shippingFree returns
- Soil Moisture Meter Water Sensor Physical inspectionfor Crops Flowers VegetablesOpens in a new window or tabBrand New$9.26Save up to 10% when you buy moreWas: $11.43 19% offbeautiful1005 (25) 82.1%Free shipping
- 3-in-1 TDS Meter Digital Tester Water Quality Testing Kits for Drinking Water USOpens in a new window or tabBrand New$6.89 to $9.89Save up to 15% when you buy moredmarkety (1,598) 98.6%Free shippingFree returns
- Moisture Meter Water Monitor Soil Hygrometer Sensor Care, Lawn, Farm, Indoor &..Opens in a new window or tabBrand New$9.74jdenterpr-0 (62) 97%Free shippingFree returnsLast one2 watchers
- Digital LCD Meter Pen TDS EC Water Purity PPM Temp Tester Tool For Hydroponic USOpens in a new window or tabBrand New$7.59best_go1 (56,044) 98%Free shippingFree returns
- 6in1 Multi-Parameter Water Quality Test Meter PH EC SALT TDS PPM TEMP S.G TesterOpens in a new window or tabBrand New$69.90Top Rated PlusList price: $91.90 24% offyessources (56,105) 98.7%Free shippingFree returns59 sold
- Upgraded PH TDS Meter Combo Water Tester Kits for Drinking Water Aquarium PoolOpens in a new window or tabBrand New$8.99 to $14.24Top Rated PlusWas: $11.99 25% offdomesticwaterfilterexpert (28,004) 99.7%Free shippingFree returns
- TDS PPM Meter Digital Tester Home Drinking Tap Water Quality Purity Test TesterOpens in a new window or tabBrand New$4.69thor9985 (1,156) 96.8%Was: $6.09 23% offFree shippingfrom China
- Digital LCD PH Meter Pen+TDS EC Water Purity PPM Temperature Tester Tool 1PC/2PCOpens in a new window or tabBrand New$9.39Top Rated Plussailing-global (7,915) 99.2%Free shippingFree returns
- 100pcs 16 in 1 Drinking Water Test Kit Strips, Home Water Quality Test for Tap!Opens in a new window or tabBrand New$12.79 to $16.89Top Rated Pluscfdeswas02 (3,695) 99.2%Free shippingFree returns85+ sold
- TDS Meter Digital Water Quality Tester Testing Kits for Drinking Water 0-9990ppmOpens in a new window or tabBrand New$7.45Save up to 39% when you buy morefdtele (2,334) 99.1%Free shippingFree returns
- Portable 4 In 1 Hydrogen-Rich Test Pen PH/ORP/TEMP Water Quality Meter TesterOpens in a new window or tabPre-Owned$13.99erarms_3584 (1) 0%0 bids · Time left10h 17m left (Wed, 01:51 AM)$27.00Buy It Now+$3.96 shipping
- Digital TDS3 PPM Meter Tester Home Drinking Tap Water Quality Purity Test Pen USOpens in a new window or tabBrand New$6.65Top Rated Plushuluseal (258,610) 97.9%Free shippingFree returns160 sold
- LCD PH Meter Tester Digital Electric Water Test Pen Pocket Hydroponics AquariumOpens in a new window or tabBrand New$8.35developsilence2 (3,947) 99.1%Free shippingFree returns
- 2PCS Digital LCD Electric PH Meter Tester Hydroponics Aquarium Water Test PenOpens in a new window or tabBrand New$11.90Save up to 10% when you buy morewincen-1 (20,391) 98%Free shippingFree returns7 watchers
- Digital Electric PH Meter LCD Tester Pocket Hydroponics Aquarium Water Test PenOpens in a new window or tabBrand New$6.70atops_33 (4,162) 98.5%Free shipping
- HM Digital TDS-EZ PPM Meter/Tester, Water Quality Purity Test Hydroponics FilterOpens in a new window or tabBrand New$10.99eseasongear (52,320) 99.4%+$5.25 shipping2,765 sold
- Digital Electric PH Meter LCD Tester Hydroponics Aquarium Water Pocket Test PenOpens in a new window or tabBrand New$7.99Save up to 15% when you buy morecar-market2019 (11,150) 99.2%Free shippingFree returns
- (1) Water Quality Hardness Purity Digital Meter 0-9990 PPM TDS-3 - USA SHIPOpens in a new window or tabBrand New$6.78simplehealthproducts-official (634) 99.3%Free shipping
- TDS Digital Salinity Tester/Meter for Salt Water Pool & Fish/Koi Pond TestingOpens in a new window or tabBrand New$12.99omsh25 (318) 98%Free shipping7 watchers
- 4in1 TDS PPM Meter Digital Tester Home Drinking Water Quality Purity Test TesterOpens in a new window or tabBrand New$8.47durpa_9661 (907) 91.6%Free shipping
- TDS Meter Digital Water Quality Tester Testing Kits for Drinking Water 0-9990ppmOpens in a new window or tabBrand New$7.08Save up to 50% when you buy moretmarketq (3,048) 98.7%Free shippingFree returns205 sold
- 2xPH Meter Digital PH Tester0-14PH for Drinking Water,Food,Brewing,Pool,AquariumOpens in a new window or tabBrand New$17.99Top Rated Plusalbertsfilterstore (12,201) 99.6%Free shippingFree returns56 sold
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