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Test Kits & Thermometers - Page 2 - Blowout Sale! Save up to 54%


Blowout Sale! Up to 54% off on Test Kits & Thermometers at Halo Grow Box, Page 2. Top brands include CityFarmer, Jellas, LaMotte, KirinStores, HITSAN, Ambient Weather, Hilitand, Pevor, Warmoor, MXBAOHENG, Stolife, LuckyStone, Villhome, Unido Box, HM Digital, Alberts Filter, Hach Company, & VANTAKOOL. Hurry! Limited time offers. Offers valid only while supplies last.



CityFarmer Hydroponic Nutrient pH Meter, Digital pH Meter with 2 Pack of Calibration Solution Mixture Included
CityFarmer Hydroponic Nutrient pH Meter, Digital pH Meter with 2 Pack of Calibration Solution Mixture Included
By CityFarmer
In Stock
$12.90

ean: 4712511689914,

4.6 out of 5 stars with 15 reviews
Specifications Range: 0.0 - 14.0 pH Resolution: 0.1 pH Accuracy: 0.1 pH (68°F), 0.2 pH Working temperature: 0 - 50°C (32 - 122°F) Powered by 3 x 1.5V button batteries Color: Yellow Package Included: 1 x pH meter 1 x screw driver 3 x AG 13(LR44) bu...


Jellas TDS Meter, High Accuracy Digital TDS Water Quality Tester with 4 Digital Backlit LCD Display, 0-1999 ppm Measurement Range, 1 ppm Resolution, 2% F.S Accuracy.
Jellas TDS Meter, High Accuracy Digital TDS Water Quality Tester with 4 Digital Backlit LCD Display, 0-1999 ppm Measurement Range, 1 ppm Resolution, 2% F.S Accuracy.
By Jellas
In Stock
$69.99
$31.99
You Save: 54%

mpn: JLEC-988,

4.5 out of 5 stars with 53 reviews
TDS = Total Dissolved Solids, which is any salt, metal or mineral in the water. With the push of a button, the TDS meter tells you your overall water purity level and will be displayed on the screen in ppm (parts per million). The lower the TDS level...


Water Testing Kit, QAC, Range 0 to 500 PPM
Water Testing Kit, QAC, Range 0 to 500 PPM
By LaMotte
In Stock
$53.21
$41.00
You Save: 23%

mpn: 3043-DR-01, ean: 0094705999332,

4.2 out of 5 stars with 39 reviews
' Water Quality Testing Kit, QAC, Range 10 to 500 PPM, Sensitivity 10 PPM, Test System Titrimetric, Number of Tests 50, Replacement Reagents G2535906, Includes 15 mL QAC Indicator Solution, 60 mL QAC Titration Solution, Plastic Test Tube, Direct Rea...


Kirinstores (TM) Digital LCD Ph Meter Tester Mini Pocket Auto Pen for Aquarium Pool Water with Retail Box
Kirinstores (TM) Digital LCD Ph Meter Tester Mini Pocket Auto Pen for Aquarium Pool Water with Retail Box
By KirinStores
In Stock
$10.95

mpn: TR0057, ean: 0636607648514,

4.2 out of 5 stars with 79 reviews
This digital pen style PH meter is an ideal instrument for aquarium, fishing industry, swimming pool, school laboratory, food & beverage etc. Excellent meter, very accurate and durable Package includes : 1 set of pH Meter Tester 1 set includes: 1 ...


HITSAN Electronic Salinity and PH Value on-line Water Quality Meter Monitor 2 Probes Set One Piece
HITSAN Electronic Salinity and PH Value on-line Water Quality Meter Monitor 2 Probes Set One Piece
By HITSAN
In Stock
$150.76

mpn: 1052433, ean: 8903560158940,

4.5 out of 5 stars with 86 reviews
Description: aquarium electronic salinity and ph value on-line water quality meter monitor 2 probes set  features: 24-hour monitoring of the salinity of the tank (unit: per thousand, with a specific gravity of  the brineparison table) and ph, salin...


Ambient Weather WS-14-X2 Wireless 8-Channel Floating Pool Spa Thermometer Two Remote Sensors
Ambient Weather WS-14-X2 Wireless 8-Channel Floating Pool Spa Thermometer Two Remote Sensors
By Ambient Weather
In Stock
$67.50

mpn: WS-14-X2, ean: 0816982013972,

4.7 out of 5 stars with 65 reviews
Additional Features: The WS-14-X2 includes two remotes, and six additional sensors can be added (F007T air temperature, F007TP temperature probe and F007PF pool float thermometer). Each remote sensor includes dip switches for channel selection and u...


Hilitand Swimming Pool Thermometer Floating Swimming Pool Spa Hot Tub Pond Water Temperature Gauge With String
Hilitand Swimming Pool Thermometer Floating Swimming Pool Spa Hot Tub Pond Water Temperature Gauge With String
By Hilitand
In Stock
$10.59

mpn: Hilitandcqngzdxab6, ean: 0741870159091,

4.7 out of 5 stars with 138 reviews
Features: Excellent quality, durable, resistant to wear and tear. Measures pool and spa water temperature, and provide accurate reading. Large temperature reading display, in Fahrenheit and Celsius. Reads Up to 120 Fahrenheit and 50 Celsius. Easy to...


Pevor Water Quality Tester ORP Meter pH EC TDS Salinity Meter Pool Temperature ORP Redox Potential Pen Thermometer ORP Meter Hydrogen-rich Water Potential Measuring Detector Device
Pevor Water Quality Tester ORP Meter pH EC TDS Salinity Meter Pool Temperature ORP Redox Potential Pen Thermometer ORP Meter Hydrogen-rich Water Potential Measuring Detector Device
By Pevor
In Stock
$69.99
$50.99
You Save: 27%

ean: 0192240264141,

4.4 out of 5 stars with 92 reviews
☛Product description☚ EC: 2%F.S Temperature: 1°C (2°F) PH: 0.01 pH EC: 10us / cm Temperature: 0.1°C (0.2°F) PH value: 0.00 to 14.00 pH EC: 0.00 to 19990us / cm Temperature: -50 °C ~ 70 °C / -58 °F ~ 158 °F ☛Package Including☚ Measur...


Warmoor Large Floating Pool Thermometer, Premium Water Temperature Thermometers with Jumbo Read Display Perfect for Outdoor & Indoor Swimming Pools, Bath, Spas, Hot Tubs, Fish Ponds
Warmoor Large Floating Pool Thermometer, Premium Water Temperature Thermometers with Jumbo Read Display Perfect for Outdoor & Indoor Swimming Pools, Bath, Spas, Hot Tubs, Fish Ponds
By Warmoor
In Stock
$13.99

mpn: 4336416593, ean: 0614993685061,

4.6 out of 5 stars with 93 reviews
ARE YOU STRUGGLING WITH CHECKING AND MAINTAINING THE CORRECT POOL TEMPERATURE? ARE YOU LOOKING FOR A QUICK AND EASY SOLUTION?? Ok, Warmoor Large Floating Pool Thermometer Will Help You Solve These Problems! Features: - Convenient To Carry and Sto...


Portable Rebound Leeb Hardness Tester,Meter MH180
Portable Rebound Leeb Hardness Tester,Meter MH180
By MXBAOHENG
In Stock
$899.00

mpn: C-49, ean: 6021421030654,

4.9 out of 5 stars with 144 reviews
The product usually takes 7--13 business days to arrive to your hand after your order is confirmed Description  Model MH180 hardness tester is new develop model,its in durable metal case, hardness scales are convertable among hardness units: HRB...


Stolife PH Meter, Digital PH Tester, Mini Water Quality Tester for Household Drinking Water, Hydroponics, Aquariums, Swimming Pools
Stolife PH Meter, Digital PH Tester, Mini Water Quality Tester for Household Drinking Water, Hydroponics, Aquariums, Swimming Pools
By Stolife
In Stock
$13.99

mpn: 4336416440, ean: 0732030555792,

4.9 out of 5 stars with 25 reviews
This pH meter is not only ideal for household or laboratory use. Also suitable for testing pH balance of drinking water, pool, aquarium, food Project, RO system, Spa, or hydroponics.Specifications:Measure range: 0.01 pH-14.00 pHResolution: 0.01 pHAcc...


6 in 1 Digital Monitor Water testing Meter- ph ppm temp tds ec cf Tester
6 in 1 Digital Monitor Water testing Meter- ph ppm temp tds ec cf Tester
By LuckyStone
In Stock
$109.99

mpn: SG6623169354, ean: 0620809001383,

4.0 out of 5 stars with 32 reviews
The Six-in-one Meter can be used to constantly monitor the Temperature, PH, TDS in a wide range of applications including nutrient solution for hydroponics, living environment of aquariums, swimming pool, Spa, laboratory and the like. This easy-to-us...


TDS Meter, Professional-Grade Water Test Kit Tests Water Quality in Drinking Water, General Hydroponics, Aquariums, Ponds, Pool, Spa, Water Purifier, 100% Accurate 3 in 1 TDS, EC and Temperature Meter
TDS Meter, Professional-Grade Water Test Kit Tests Water Quality in Drinking Water, General Hydroponics, Aquariums, Ponds, Pool, Spa, Water Purifier, 100% Accurate 3 in 1 TDS, EC and Temperature Meter
By Villhome
In Stock
$17.99

mpn: 4336416434, ean: 0737123154852,

4.6 out of 5 stars with 57 reviews
2018 TDS Meter, Professional-Grade Water Test Kit Tests Water Quality in Drinking Water, General Hydroponics, Water Purifier, 100% Accurate 3 in 1 TDS, EC and Temperature MeterTDS test pen for detecting the water purity, temperature and ambient tempe...


Global PÜRATest TDS Digital Meter with LCD Screen For Water Quality Testing -9990 ppm TDS Measurement Range, 1 ppm Resolution, +/- 2% Readout Accuracy (TDS Tester-Blue)
Global PÜRATest TDS Digital Meter with LCD Screen For Water Quality Testing -9990 ppm TDS Measurement Range, 1 ppm Resolution, +/- 2% Readout Accuracy (TDS Tester-Blue)
By Unido Box
In Stock
$10.95

mpn: 51, ean: 0689214230641,

4.6 out of 5 stars with 35 reviews
TDS Meter Tester: Specification: - Range: 0~9990 ppm (mg/L) - Resolution:1mg/L(ppm - Accuracy: ±2% - Batteries: 4 x 1.5V (included) - Battery life: approx. 1000 hrs - Operating temp: 0~50 centigrade - No Calibration - Auto-off time: 10 minutes -...


CT-3086 LCD digital Waterproof Pen type Salt Meter tester 0-5.0 % & Temp 2in1
CT-3086 LCD digital Waterproof Pen type Salt Meter tester 0-5.0 % & Temp 2in1
By MXBAOHENG
In Stock
$190.69

mpn: C-12, ean: 6021421030258,

4.3 out of 5 stars with 132 reviews
The product usually takes 7--13 business days to arrive to your hand after your order is confirmed Description Range: 0 to 5.0 %. LCD with indicates both mg/L & temp. Data hold function for freezing the desired value. Water proof. Auto power ...


HM Digital TDS-3 + 342 ppm, Water Purity Quality Tester/Meter/Solution Combo
HM Digital TDS-3 + 342 ppm, Water Purity Quality Tester/Meter/Solution Combo
By HM Digital
In Stock
$24.95

mpn: 4316344618, ean: 0647608367731,

4.0 out of 5 stars with 58 reviews
HM DIGITAL TDS-3 TDS/Temp Meter with Vinyl Case, + 342 ppm TDS solution 90 ml Authorized Distributor - Brand New Meter with 3-Years USA Manufacture Warranty! FEATURES Ideal for commercial use. Includes a carrying case with belt clip. Highly efficient...


MXBAOHENG High Performance A130 PH/Ion Meter Stores up to 1000 Data -2.000~20.000pH
MXBAOHENG High Performance A130 PH/Ion Meter Stores up to 1000 Data -2.000~20.000pH
By MXBAOHENG
In Stock
$1,569.00

mpn: HQ-1699,

4.6 out of 5 stars with 61 reviews
The product usually takes 7--13 business days to arrive to your hand after your order is confirmed Specification Model: A130 pH Range: -2.000~20.000pHAccuracy: ±0.002pHResolution: 0.01, 0.001pH, SelectableCalibration Points: 1 to 5 pointsCalibrati...


Water Quality Test Meter Digital Tool TDS&EC with PH Test Strips 4 in 1 Set , Temperature 0-9990 ppm Measurement
Water Quality Test Meter Digital Tool TDS&EC with PH Test Strips 4 in 1 Set , Temperature 0-9990 ppm Measurement
By Alberts Filter
In Stock
$17.29

ean: 0664271804592,

4.9 out of 5 stars with 85 reviews
Specifications: Material: ABS Color: White Weight:55g Size: 154*30*14mm Measurement range: TDS level 0-9999ppm Conductivity: 0-9990μS/cm Accuracy: +/- 2% Degree Celsius: 0-80°C Degree Fahrenheit: 32-176°F Life: approx.700hrs of use TDS&EC METER Us...


Hach 2481300 Model SW-1 Storm Water Test Kit
Hach 2481300 Model SW-1 Storm Water Test Kit
By Hach Company
In Stock
$493.00

mpn: 2481300,

4.3 out of 5 stars with 47 reviews
Hach 2481300 Model SW-1 Storm Water Test KitTailored specifically for storm water testing needs. Useful for post-event testing. Simple, accurate methods. ...


Digital PH Meter, VANTAKOOL Pocket Size pH Meter Digital Water Quality Tester for Household Drinking Water, Hydroponics, Aquariums, Swimming Pools, PH Tester with ATC 0-14 pH Measurement Range(Orange)
Digital PH Meter, VANTAKOOL Pocket Size pH Meter Digital Water Quality Tester for Household Drinking Water, Hydroponics, Aquariums, Swimming Pools, PH Tester with ATC 0-14 pH Measurement Range(Orange)
By VANTAKOOL
In Stock
$11.99

ean: 0606682229861,

4.9 out of 5 stars with 110 reviews
Specifications: * Measuring range: 0.00-14.00 pH * Resolution: 0.01 pH * Accuracy: 0.01 pH *Batteries: 2X 1.5V LR44 (included) * Automatic temperature compensation: 0-50℃(32-122℉) * Dimensions: 15x2.5x1.3cm/6x1.1x0.5 inch * Net Weight: 52g/1.83 o...



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