Meters

Meters

BluelabĀ® Guardian Monitor

BluelabĀ® Guardian Monitor

Vendor: Hawthorne

SKU: HGC716336

from $21.16

Adjustable brightness display. Large easy-to-read, plant-safe green LED displays. Selectable values for conductivity and temperature. Simple push b...

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BluelabĀ® pH Pen

BluelabĀ® pH Pen

Vendor: Hawthorne

SKU: HGC716480

$116.00
$81.79

Measures pH and temperature. Selectable units for Ā°C and Ā°F. Backlit LCD display. Double junction probe (not replaceable). Successful calibration i...

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BluelabĀ® Combo Plus Meter

BluelabĀ® Combo Plus Meter

Vendor: Hawthorne

SKU: HGC716437

$360.00
$249.98

The BluelabĀ® Combo Plus Meter is an all-in-one, convenient portable solution for accurate measurement of pH, conductivity and temperature in nutrie...

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BluelabĀ® Combo Meter

BluelabĀ® Combo Meter

Vendor: Hawthorne

SKU: HGC716441

$308.00
$214.27

The Bluelab Combo Meter is a conductivity, pH and temperature meter all-in-one. As the Bluelab Combo Meter is portable and does not require a power...

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PHOTOBIO Advanced Quantum PAR Meter

Vendor: Hydrofarm

SKU: LGBQM2

$199.99
$139.19

All new for 2020, the Advanced Quantum PAR Meter provides accurate and cost-effective measurement for all light sources used to grow plants.Ā  The P...

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HM Digitalā„¢ pH Meter Model PH-80

HM Digitalā„¢ pH Meter Model PH-80

Vendor: Hawthorne

SKU: HGC716155

$46.50
$32.14

Resolution: pH 0.1 pH, 0.00 - 14.0 pH. Accurate to Ā±0.1 pH. Hold button and auto shut-off. Automatic Calibration: Auto-ranging to 4, 7 or 10 pH. Ve...

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Sure TestĀ® Commercial Multi-Meter

Sure TestĀ® Commercial Multi-Meter

Vendor: Hawthorne

SKU: HGC716378

$379.50
$75.96

The Sure TestĀ® Commercial Multi-Meter allows for easy measurement of pH and conductivity (EC or TDS) and temperature (FĀ° or CĀ°) in one versatile un...

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Digital Dehumidifier Control

Digital Dehumidifier Control

Vendor: Anden

SKU: A76

$108.91

Anden A76 Digital Gehumidifier Control The Model A76 Digital Dehumidifier Control communicates with your Anden dehumidifier, allowing you to contro...

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12" Temperature/Humidity Gauge

12" Temperature/Humidity Gauge

Vendor: Hydrofarm

SKU: HGTHG

$28.99
$22.19

Get temperature and humidity levels at a glance -- even from across the room. The Taylor Precision temperature humidity gauge has a familiar clock ...

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Sure TestĀ® Commercial Lab Meter

Sure TestĀ® Commercial Lab Meter

Vendor: Hawthorne

SKU: HGC716390

$529.95
$104.93

The Sure TestĀ® Commercial Lab Meter offers the ultimate in precision and accuracy. Dependably measure pH and conductivity (EC or TDS or Salt) and t...

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