Extech CL200 ExStik Waterproof Chlorine Meter

$331.58

P3 P0550 Water Meter

$49.99

ZeroWater TDSmeter-20 ZT-2 Electronic Water Tester, hand held, Blue

$6.99

Blue Sea 8238 AC Digital Ammeter

$9.49

Instant Ocean SeaTest Hydrometer

$10.99

The Main Resource 17-43042 Smart Sensor One Clamp-In, One Size

$19.99

KAIWEETS Smart Digital Clamp Meter with D-Shaped Jaws, Clamp Multimeter with Inrush Current Function, Auto-ranging Amp Meter Built-in HD Color Screen, Measures AC/DC Current Voltage Temperature NCV

$39.99

E-Z Red S102 Anti-Freeze Hydrometer

$21.99

Fluke 374 FC 600A AC/DC TRMS Wireless Clamp Meter

$89.99

Moen Flo Smart Water Monitor and Automatic Shutoff Sensor, Wi-Fi Connected Water Leak Detector for 1-Inch Diameter Pipe, 900-006

$49.99

BLUE WORKS BLPTC Cell Water Flow Switch

$7.99

Auto Meter 5737 Phantom Electric Water Temperature Gauge

$74.83

Orbit 24634 B-hyve Bluetooth Hose Faucet Timer

$29.99

Robarb 71205 Super Blue Swimming Pool Clarifier

$17.99

Auto Meter 5732 Phantom Mechanical Water Temperature Gauge

$99.99

Taidacent Non Contact Liquid Level Sensor Contactless Water Level Sensor Externally Attached Pipe Water Float Switch NPN Output Capacitive

$10.99

EZRED SP101 Battery Hydrometer, Factory

$19.99

E ESEASONGEAR - ZW2 TDS Meter, Replacement for Zerowater Water Tester, 0-9990 PPM

$43.99

Auto Meter 201015 Cobra Electric Water Temperature Gauge

$169.99

Yeipower Pipe Blockage Detector Locators-Sensor - Water Pipe Wall Scanner 30M Pipeline Detector Metal PVC Water Pipes Clogging Tool

$595

Proform 68230B Blue Electric Water Pump

$363.95

DIGITEN FL408G G1/2 Inch Water Flow Meter with BSP Thread Hall Sensor Switch, Food Grade Flow Meter Counter for 1-30L/min, White Color

$17.72

VBR-Aqua PAR Meter for Aquarium.R,G,B PAR Seperately.with a Telescopic Rod

$133.9

KAIWEETS Smart Digital Clamp Meter T-RMS 6000 Counts, Clamp Multimeter with Inrush Current Function, Auto-ranging Amp Meter Built-in HD Color Screen, Measures AC/DC Current Voltage Temperature NCV

$59.99

KAIWEETS Digital Clamp Meter with D-shaped Jaw, Auto-ranging 4000 Counts Voltage Tester with Flashlight Backlight, Clamp Multimeter for Measuring AC/DC Voltage Current Temperature Continuity Diode NCV

$173.43

Auto Meter 2432 Traditional Chrome Mechanical Water Temperature Gauge

$102.99

CQRobot Ocean: Non-Contact Water/Liquid Level Sensor Compatible with Arduino, Raspberry Pi and Other Motherboards. for Industrial Production, Aquarium, Chemical Liquid, Agriculture, Gardening, etc.

$9.99

MySpool Water Level Alert with Text Message and Email Notifications, Battery Powered with a Float Sensor

$19.74

Temperature Clamp HVAC K-Type Thermocouple Thermometer Lead Probe Pipe Clamp Multimeter Sensor Fieldpiece Jaw Clip Plumbing Clamp

$13.99

WATERWICH DC12V Voltmeter Blue Digital LED Volt Gauge Voltage Meter Kit 2inches 52mm for Car Truck Vehicle Automotive

$17.99

uxcell PP Float Switch for Water Pump Tank Liquid Water Level Sensor M10 115mm Length Blue 2pcs

$18.49

Liquid Water Level Sensor Liquid Level Probe Sensor for GRL8 Relay Blue 1.5 Meter + Red 3 Meter + White 3.5 Meter

$22.33

Etekcity Digital Clamp Meter Multimeter AC Current and AC/DC Voltage Tester with Amp, Volt, Ohm, Continuity, Diode and Resistance Test, Auto-Ranging, Red, MSR-C600

$49.99

Poolmaster 28300 Big Sucker Manual Swimming Pool Leaf Vacuum Head, Blue

$79

Sawyer Products SP128 Mini Water Filtration System, Single, Blue

$33.89

Garmin Rally XC100, Single-sensing Power Meter, Compatible with SHIMANO SPD Cleats

$49.99

CQRobot Ocean: Contact Water/Liquid Level Sensor Compatible with Raspberry Pi/Arduino. for Automatic Irrigation Systems, Aquariums, Plants, in The Garden, in Agriculture etc.

$12.61

Kestrel 5100 Racing Weather Meter with Bluetooth Link Enabled, Red

$42

Fowler 52-565-111-0 Universal Clamp Indicator Accessory

$29.99

DAE V-100P 1” Vertical Water Meter with Pulse Output, Measuring in Gallon + Couplings

$343.45

Blue Sea Systems 1461 12 Position Switch CLB Vertical

$10.99

TDS Meter, Electronic Water Tester with 0-9990 PPM Measurement Range, Hand Held Digital Water Test Pen for Farming, Aquariums, Pools, Household Drinking Water (Blue)

$19.99

Auto Meter 5837 Phantom Electric Water Temperature Gauge, 2 5/8"

$155.99

Smart Metering Design and Applications (SpringerBriefs in Applied Sciences and Technology)

$11.96

HM Digital 716160 COM-100 Waterproof Professional Series Combo Meter, 7", White/Purple

$53.32

YXQ 300mm Float Switch Stainless Steel Liquid Water Level Sensor Monitor Vertical Fish Tank Mini M10,10W 0.5Amp(300mm)

$57.09

Auto Meter 3432 Sport-Comp Mechanical Water Temperature Gauge

$54.5

Toddmomy 1 Set High Precision Salinity Hydrometer Salt and Brine Hydrometer Glass Saltwater Hydrometer for Pool Aquarium Water

$10.99

Auto Meter 2635 Z-Series Electric Water Temperature Gauge

$72.79

hygger Salinity Tester, Transparent Acrylic Aquarium Hydrometer Sea Specific Gravity Test Salinity Meter for Fish Tank Pond Water Saltwater Freshwater, Accurate Automatic Hydrometer

$23.99

Bluelab PROBPH pH Probe for Water, Replacement Electrode for Meter, Monitor, and Controller with Easy Calibration, Tool for Hydroponic System and Indoor Plant Grow

$88.39

HM Digital LBS-10 LeakBlock Sensor

$40

IDEAL Industries INC. 61-757 TightSight 600 Amp 600-Volt Digital Truerms AC/DC Clamp Meter

$29.99

IMM Water Level Sensor Replacement for Scotsman A39030-021 A39030021 (White)

$25.9

Dewhel Aluminum Black Water Temp Meter Temperature Gauge Joint Pipe Radiator Sensor Adaptor Clamps 32mm

$17.99

DAE WP-300P 3" Woltmann Helix Water Meter, Pulse Output, Gallon

$238.99

DEWHEL Aluminum Black Water Temp Meter Temperature Gauge Joint Pipe Radiator Sensor Adaptor Clamps 38mm

$25.99

Blue-White Flowmeter for 3" PVC Pipe, Horizontal Installation

$39.99

CENAP Telescopic Water Sampler, 500 Ml Water Sampling Pole Sampler Rod, Water Sampling Dipper System, for Environmental Monitoring, Water Quality Sample Collection

$179.99

Auto Meter 3431 Sport-Comp Mechanical Water Temperature Gauge

$79.98