Filter

Products

Filter

OZX-1000BT Ozone Generator 1250mg/h Purifier Drinking Water

Ozx-1000Bt Ozone Generator 1250Mg/h Purifier Drinking Water Ozx-1000Bt Ozone Generator 1250Mg/h Purifier Drinking Water

OZX-1000BT Ozone Generator 1250mg/h Purifier Drinking Water

OZX-1KNT24 Ozone Generator 1000mg/h Purifier Drinking Water

OZX - 1KNT24_EU OZX - 1KNT24 Ozone Generator 1000mg/h Purifier Drinking Water - Gain Express OZX - 1KNT24_EU OZX - 1KNT24 Ozone Generator 1000mg/h Purifier Drinking Water - Gain Express

OZX-1KNT24 Ozone Generator 1000mg/h Purifier Drinking Water

OZX-300AT O3 Generator w/ Built-in Air Pump Timer, Ozone Output 500mg/hr

OZX - 300AT O3 Generator w/ Built - in Air Pump Timer, Ozone Output 500mg/hr - Gain Express OZX - 300AT O3 Generator w/ Built - in Air Pump Timer, Ozone Output 500mg/hr - Gain Express

OZX-300AT O3 Generator w/ Built-in Air Pump Timer, Ozone Output 500mg/hr

PAR-355 Light PAR Meter Advanced Quantum Sensor Measure Grow Light Intensity Lux Meter PPFD Tester for Indoor and Outdoor Plant Photosynthetic Activity

PAR - 355 PAR - 355 Light PAR Meter Advanced Quantum Sensor Measure Grow Light Intensity Lux Meter PPFD Tester for Indoor and Outdoor Plant Photosynthetic Activity - Gain Express PAR - 355 PAR - 355 Light PAR Meter Advanced Quantum Sensor Measure Grow Light Intensity Lux Meter PPFD Tester for Indoor and Outdoor Plant Photosynthetic Activity - Gain Express

PAR-355 Light PAR Meter Advanced Quantum Sensor Measure Grow Light Intensity Lux Meter PPFD Tester for Indoor and Outdoor Plant Photosynthetic Activity

$95.90 USD

PAR-380 Quantum PAR Meter Photo Synthetically Active Radiation PPFD Tester for Plant Lighting Horticulture, Research Study of Indoor and Outdoor Plants

PAR - 380 PAR - 380 Quantum PAR Meter Photo Synthetically Active Radiation PPFD Tester for Plant Lighting Horticulture, Research Study of Indoor and Outdoor Plants - Gain Express PAR - 380 PAR - 380 Quantum PAR Meter Photo Synthetically Active Radiation PPFD Tester for Plant Lighting Horticulture, Research Study of Indoor and Outdoor Plants - Gain Express

PAR-380 Quantum PAR Meter Photo Synthetically Active Radiation PPFD Tester for Plant Lighting Horticulture, Research Study of Indoor and Outdoor Plants

$125.90 USD

PAR-414 Full-Spectrum Quantum PAR Meter Waterproof Sensor IP68 for Aquarium Reef Tank Plants PPFD Tester Indoor Plants, Garden, Farm, Hydroponics Photosynthetic Activity

PAR - 414 PAR - 414 Full - Spectrum Quantum PAR Meter Waterproof Sensor IP68 for Aquarium Reef Tank Plants PPFD Tester Indoor Plants, Garden, Farm, Hydroponics Photosynthetic Activity - Gain Express PAR - 414 PAR - 414 Full - Spectrum Quantum PAR Meter Waterproof Sensor IP68 for Aquarium Reef Tank Plants PPFD Tester Indoor Plants, Garden, Farm, Hydroponics Photosynthetic Activity - Gain Express

PAR-414 Full-Spectrum Quantum PAR Meter Waterproof Sensor IP68 for Aquarium Reef Tank Plants PPFD Tester Indoor Plants, Garden, Farm, Hydroponics Photosynthetic Activity

$158.90 USD

PAR-499 Digital PAR DLI Meter Datalogger Plant Light Meter for Growers, Measures PAR & Daily Light Integral (400-700nm) Photosynthetic Light, Ideal for Hydroponics, Greenhouses & Indoor Gardening

PAR-499 Digital PAR DLI Meter Datalogger Plant Light Meter for Growers Measures PAR & Daily Light Integral (400-700nm) PAR-499 Digital PAR DLI Meter Datalogger Plant Light Meter for Growers Measures PAR & Daily Light Integral (400-700nm)

PAR-499 Digital PAR DLI Meter Datalogger Plant Light Meter for Growers, Measures PAR & Daily Light Integral (400-700nm) Photosynthetic Light, Ideal for Hydroponics, Greenhouses & Indoor Gardening

$68.90 USD

PAR-530 Spectroradiometer PPFD Meter Spectrometer PAR Quantum Meter UV IR Light Color Control Analysis Measures 320-800nm from 0~5000μmolm²/s Ideal for Plant Growth, Lab, Home and Industrial Use

PAR-530 Spectroradiometer PPFD Meter Spectrometer PAR Quantum Meter UV IR Light Color Control Analysis Measures PAR-530 Spectroradiometer PPFD Meter Spectrometer PAR Quantum Meter UV IR Light Color Control Analysis Measures

PAR-530 Spectroradiometer PPFD Meter Spectrometer PAR Quantum Meter UV IR Light Color Control Analysis Measures 320-800nm from 0~5000μmolm²/s Ideal for Plant Growth, Lab, Home and Industrial Use

$87.90 USD

PC-104 pH CL2 Chlorine Level Meter Water Quality Tester Monitor

PC - 104 pH CL2 Chlorine Level Meter Water Quality Tester Monitor - Gain Express PC - 104 PC - 104 pH CL2 Chlorine Level Meter Water Quality Tester Monitor - Gain Express

PC-104 pH CL2 Chlorine Level Meter Water Quality Tester Monitor

PCM-282 Digital Power Meter Wattmeter Energy Consumption Meter Watt Voltage Current Frequency Electricity Usage Monitor Plug-in Socket Design

PCM - 282 Digital Power Meter Wattmeter Energy Consumption Meter Watt Voltage Current Frequency Electricity Usage Monitor Plug - in Socket Design - Gain Express PCM - 282 Digital Power Meter Wattmeter Energy Consumption Meter Watt Voltage Current Frequency Electricity Usage Monitor Plug - in Socket Design - Gain Express

PCM-282 Digital Power Meter Wattmeter Energy Consumption Meter Watt Voltage Current Frequency Electricity Usage Monitor Plug-in Socket Design

PCM-283 Digital Power Meter Electricity Usage Monitor Watt Voltage Tester Electrical High Power Consumption Monitoring Measuring Analyzer Socket Outlet

PCM - 283_EU PCM - 283 Digital Power Meter Electricity Usage Monitor Watt Voltage Tester Electrical High Power Consumption Monitoring Measuring Analyzer Socket Outlet - Gain Express PCM - 283_EU PCM - 283 Digital Power Meter Electricity Usage Monitor Watt Voltage Tester Electrical High Power Consumption Monitoring Measuring Analyzer Socket Outlet - Gain Express

PCM-283 Digital Power Meter Electricity Usage Monitor Watt Voltage Tester Electrical High Power Consumption Monitoring Measuring Analyzer Socket Outlet

PCM-340 Socket Tester Receptacle Detector with Red Light Test Result Indicator Outlet Tester for GFCI / Standard 3-Wire 120V Receptacles

PCM - 340_EU PCM - 340 Socket Tester Receptacle Detector with Red Light Test Result Indicator Outlet Tester for GFCI / Standard 3 - Wire 120V Receptacles - Gain Express PCM - 340_EU PCM - 340 Socket Tester Receptacle Detector with Red Light Test Result Indicator Outlet Tester for GFCI / Standard 3 - Wire 120V Receptacles - Gain Express

PCM-340 Socket Tester Receptacle Detector with Red Light Test Result Indicator Outlet Tester for GFCI / Standard 3-Wire 120V Receptacles

PCM-348 Handheld Outlet Tester Polarity Detector with LED Light Test Result Indicator Socket Tester Power Socket Wiring Tool for GFCI Trip Current Standard Outlets Receptacles

PCM - 348_US PCM - 348 Handheld Outlet Tester Polarity Detector with LED Light Test Result Indicator Socket Tester Power Socket Wiring Tool for GFCI Trip Current Standard Outlets Receptacles - Gain Express PCM - 348_US PCM - 348 Handheld Outlet Tester Polarity Detector with LED Light Test Result Indicator Socket Tester Power Socket Wiring Tool for GFCI Trip Current Standard Outlets Receptacles - Gain Express

PCM-348 Handheld Outlet Tester Polarity Detector with LED Light Test Result Indicator Socket Tester Power Socket Wiring Tool for GFCI Trip Current Standard Outlets Receptacles

pH Powder Calibration Solution 4.01 7.00 10.01 pH set

pH Powder Calibration Solution 4.01 7.00 10.01 pH set - Gain Express pH Powder Calibration Solution 4.01 7.00 10.01 pH set - Gain Express

pH Powder Calibration Solution 4.01 7.00 10.01 pH set

$18.90 USD

PH-001 Pen-type PH Meter Digital Water Quality Tester, 0~14pH for Hydroponics Aquarium Pool Wine Cola Urine Water Tank with Clear LCD with Backlight Function, Portable Pocket Size

Ph-001 Pen-Type Ph Meter Digital Water Quality Tester 0~14Ph For Hydroponics Aquarium Pool Wine Cola Ph-001 Pen-Type Ph Meter Digital Water Quality Tester 0~14Ph For Hydroponics Aquarium Pool Wine Cola

PH-001 Pen-type PH Meter Digital Water Quality Tester, 0~14pH for Hydroponics Aquarium Pool Wine Cola Urine Water Tank with Clear LCD with Backlight Function, Portable Pocket Size

PH-002 Waterproof pH Meter with Auto Buffer Recognition °C °F & Replaceable Electrode

PH - 002 Waterproof pH Meter with Auto Buffer Recognition °C °F & Replaceable Electrode - Gain Express PH - 002 Waterproof pH Meter with Auto Buffer Recognition °C °F & Replaceable Electrode - Gain Express

PH-002 Waterproof pH Meter with Auto Buffer Recognition °C °F & Replaceable Electrode

PH-0093 Digital Pen-type pH Meter Tester Thermometer Temperature 0.00-14.00 pH range

PH - 0093 PH - 0093 Digital Pen - type pH Meter Tester Thermometer Temperature 0.00 - 14.00 pH range - Gain Express PH - 0093 PH - 0093 Digital Pen - type pH Meter Tester Thermometer Temperature 0.00 - 14.00 pH range - Gain Express

PH-0093 Digital Pen-type pH Meter Tester Thermometer Temperature 0.00-14.00 pH range

$43.90 USD

PH-0131 Digital pH / ORP mV / Temperature Meter Water Quality Tester with ATC Replaceable pH ORP Electrode Detachable Temperature Probe for Aquarium, Laboratory Test, Hydroponics Water Testing Tool

PH - 0131 PH - 0131 Digital pH / ORP mV / Temperature Meter Water Quality Tester with ATC Replaceable pH ORP Electrode Detachable Temperature Probe for Aquarium, Laboratory Test, Hydroponics Water Testing Tool - Gain Express PH - 0131 PH - 0131 Digital pH / ORP mV / Temperature Meter Water Quality Tester with ATC Replaceable pH ORP Electrode Detachable Temperature Probe for Aquarium, Laboratory Test, Hydroponics Water Testing Tool - Gain Express

PH-0131 Digital pH / ORP mV / Temperature Meter Water Quality Tester with ATC Replaceable pH ORP Electrode Detachable Temperature Probe for Aquarium, Laboratory Test, Hydroponics Water Testing Tool

PH-014 Digital Pen Type pH Meter 0-14pH ATC

Ph-014 Digital Pen Type Ph Meter 0-14Ph Atc Meters Ph-014 Digital Pen Type Ph Meter 0-14Ph Atc Meters

PH-014 Digital Pen Type pH Meter 0-14pH ATC

PH-014 Pocket Size 0.0-14.0 pH Meter, Digital Water Quality Tester Pen Type ATC ±0.1pH Measurement, Portable Kit for Household Drinking Water, Swimming Pools, Aquariums, Hydroponics

PH - 014_BLK PH - 014 Pocket Size 0.0 - 14.0 pH Meter, Digital Water Quality Tester Pen Type ATC ±0.1pH Measurement, Portable Kit for Household Drinking Water, Swimming Pools, Aquariums, Hydroponics - Gain Express PH - 014_BLUE PH - 014 Pocket Size 0.0 - 14.0 pH Meter, Digital Water Quality Tester Pen Type ATC ±0.1pH Measurement, Portable Kit for Household Drinking Water, Swimming Pools, Aquariums, Hydroponics - Gain Express

PH-014 Pocket Size 0.0-14.0 pH Meter, Digital Water Quality Tester Pen Type ATC ±0.1pH Measurement, Portable Kit for Household Drinking Water, Swimming Pools, Aquariums, Hydroponics

Showing 621 - 640 of 1014 items
Product successfully added to your Shopping Cart
Continue shopping View cart