Hand Meters

31 products

Showing 1 - 31 of 31 products
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Plant Pulse L.E.D. Moisture Sensor - GrowDaddy
Plant Pulse Plant Pulse L.E.D. Moisture Sensor
$34.99
In stock
Save $57.00
HM Digital TDS EZ Meter - GrowDaddy
hm HM Digital TDS EZ Meter For Plant Health
$32.99 $89.99
In stock
Alfred's Digital Hydro Tester - EC/TDS/Temperature - GrowDaddy
Alfred Alfred's Digital Hydro Tester - EC/TDS/Temperature For Plant Health
$52.95
In stock
Alfred Digital pH Meter Model PH-80. - GrowDaddy
Alfred Alfred Digital pH Meter Model PH-1 For Plant Health
$59.95
In stock
Save $34.96
Hanna pH Tester HI98107 - GrowDaddyHanna pH Tester HI98107 - GrowDaddy
Hanna Hanna pH Tester HI98107 For Plant Health
$69.99 $104.95
In stock
Save $15.00
GroLine Hanna pH Tester - GrowDaddy
Groline GroLine Hanna pH Tester For Plant Health
$74.95 $89.95
In stock
Save $25.00
HM Digital pH Meter Model PH-80. - GrowDaddy
hm HM Digital pH Meter Model PH-80 For Plant Health
$64.99 $89.99
In stock
Save $25.00
HM Digital Hydrotester 80s TDS/EC C/F - GrowDaddy
hm HM Digital HydroTester 80s - The Ultimate EC/TDS/TEMP Meter For Plant Health
$64.99 $89.99
In stock
Save $40.04
Bluelab: Ppm Conductivity Pen - GrowDaddyBluelab: Ppm EC Conductivity Pen For Plant Health - GrowDaddy
BlueLab Bluelab: Ppm EC Conductivity Pen For Plant Health
$99.95 $139.99
In stock
Save $20.04
Bluelab: Commercial Truncheon Nutrient Meter - GrowDaddy
BlueLab Bluelab: Commercial Truncheon Nutrient Meter For Plant Health
$189.95 $209.99
In stock
Save $20.00
Bluelab Leap Spear-Tip Probe - GrowDaddyBluelab Leap Spear-Tip Probe - GrowDaddy
BlueLab Bluelab Leap Spear-Tip Probe
$179.95 $199.95
In stock
Save $190.04
Bluelab Peripod M3 - GrowDaddyBluelab Peripod M3 - GrowDaddy
BlueLab Bluelab Peripod M3
$1,309.95 $1,499.99
In stock
Save $30.04
Bluelab "In-Line" pH Probe - GrowDaddyBluelab "In-Line" pH Probe - GrowDaddy
BlueLab Bluelab "In-Line" pH Probe
$249.95 $279.99
In stock
Save $5.04
AquaMaster P160 pH EC PPM TDS Temp Combo Meter - GrowDaddyAquaMaster P160 pH EC PPM TDS Temp Combo Meter - GrowDaddy
AquaMaster Tools AquaMaster P160 pH EC PPM TDS Temp Combo Meter For Plant Health
$184.95 $189.99
In stock
Save $5.04
AquaMaster E50 Pro EC Temp Meter - GrowDaddyAquaMaster E50 Pro EC Temp Meter - GrowDaddy
AquaMaster Tools AquaMaster E50 Pro EC Temp Meter For Plant Health
$94.95 $99.99
In stock
Save $2.00
AquaMaster P50 Pro pH Temp Meter - GrowDaddyAquaMaster P50 Pro pH Temp Meter - GrowDaddy
AquaMaster Tools AquaMaster P50 Pro pH Temp Meter For Plant Health
$102.95 $104.95
In stock
Save $5.04
AquaMaster S300 Pro 2 Substrate pH/Temp Meter - GrowDaddyAquaMaster S300 Pro 2 Substrate pH/Temp Meter - GrowDaddy
AquaMaster Tools AquaMaster S300 Pro 2 Substrate pH/Temp Meter For Plant Health
$184.95 $189.99
In stock
Save $5.04
AquaMaster E300 Pro Substrate EC/Temp Meter - GrowDaddyAquaMaster E300 Pro Substrate EC/Temp Meter - GrowDaddy
AquaMaster Tools AquaMaster E300 Pro Substrate EC/Temp Meter For Plant Health
$199.95 $204.99
In stock
Luster Leaf Rapitest Soil Tester - GrowDaddy
Luster Leaf Luster Leaf Rapitest Soil Tester For Plant Health
$19.99
In stock
Rapitest Digital Soil Thermometer - GrowDaddy
Rapitest Rapitest Digital Soil Thermometer
$29.99
In stock
Rapitest Digital Moisture Meter - GrowDaddy
Rapitest Rapitest Digital Moisture Meter For Plant Health
$29.99
In stock
Luster Leaf Digital Soil pH Tester - GrowDaddy
Luster Leaf Luster Leaf Digital Soil pH Tester For Plant Health
$32.99
In stock
Rapitest Digital Soil pH Meter - GrowDaddy
Luster Leaf Rapitest Digital Soil pH Meter For Plant Health
$29.99
In stock
Rapitest SunCalc Sunlight Measuring Device - GrowDaddy
Rapitest Rapitest SunCalc Sunlight Measuring Device
$39.99
In stock
Save $80.00
Hanna HI-97500 Portable Lux Meter - GrowDaddy
Hanna Hanna HI-97500 Portable Lux Meter For Plant Health
$169.99 $249.99
In stock
Triminator Moisture Meter - GrowDaddyTriminator Moisture Meter - GrowDaddy
Triminator Triminator Moisture Meter
$143.95
In stock
Save $65.04
PhotoBio Advanced Quantum PAR Meter - GrowDaddyPhotoBio Advanced Quantum PAR Meter - GrowDaddy
Photobio PhotoBio Advanced Quantum PAR Meter For Plant Health
$234.95 $299.99
In stock
Digital Light Meter - GrowDaddy
Sun System Digital Light Meter For Plant Health
$79.99
In stock
Save $20.00
Active Eye: Analog Light Meter - GrowDaddy
Active Air Active Eye: Analog Light Meter For Plant Health
$29.99 $49.99
In stock
Rapitest Spiral Metal Rain Gauge w/ stake - GrowDaddy
Rapitest Rapitest Spiral Metal Rain Gauge w/ stake
$24.99
In stock
Rapitest Dial Compost Thermometer - GrowDaddyRapitest Dial Compost Thermometer - GrowDaddy
Rapitest Rapitest Dial Compost Thermometer
$30.99
In stock

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