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Gain Express(8)
USB Temperature Data Logger Recorder for Temperature Humidity and Atmospheric Pressure, IP65 Waterproof Temperature Logger with PDF and CSV Reports High Accuracy 
$152.76
current price $152.76Gain Express
USB Temperature Data Logger Recorder for Temperature Humidity and Atmospheric Pressure, IP65 Waterproof Temperature Logger with PDF and CSV Reports High AccuracyFree delivery, Tue Jul 7
2 in 1 Digital Tachometer,Contact/Non-Contact Photo Tachometer RPM Tach Meter | 2.5-99,999 RPM Accuracy with Linear and Rotation Speed Measurement Wheels 
$110.13
current price $110.13Gain Express
2 in 1 Digital Tachometer,Contact/Non-Contact Photo Tachometer RPM Tach Meter | 2.5-99,999 RPM Accuracy with Linear and Rotation Speed Measurement WheelsFree delivery, Tue Jul 7
Shore D Hardness Tester Meter Portable 0-100HD Digital Durometer D for Rubber, Tire, Plastic, Thermal Plastic, Flooring, Bowling Ball with Large LCD Display 
$75.98
current price $75.98Gain Express
Shore D Hardness Tester Meter Portable 0-100HD Digital Durometer D for Rubber, Tire, Plastic, Thermal Plastic, Flooring, Bowling Ball with Large LCD DisplayFree delivery, Thu Jul 2
0-14 pH Electrode Probe BNC Connector, 300cm Cable for PH Meter Monitor Controller Test Sensor, Replacement Kit for Aquarium Hydroponics Plant Pool Spa (pH Electrode) 
$46.54
current price $46.54Gain Express
0-14 pH Electrode Probe BNC Connector, 300cm Cable for PH Meter Monitor Controller Test Sensor, Replacement Kit for Aquarium Hydroponics Plant Pool Spa (pH Electrode)Free delivery, Thu Jul 2
Gain Express Professional Digital Large LCD Dissolved Oxygen DO Meter Water Quality Tester with ATC 99 Memory Function 
$354.08
current price $354.08Gain Express
Gain Express Professional Digital Large LCD Dissolved Oxygen DO Meter Water Quality Tester with ATC 99 Memory FunctionFree delivery, Tue Jul 7
Gain Express 50 Ohm BNC Connector pH Electrode Probe Replacement Kit 300cm Cable 
$61.58
current price $61.58Gain Express
Gain Express 50 Ohm BNC Connector pH Electrode Probe Replacement Kit 300cm CableFree delivery, Mon Jul 13
Quantum PAR Meter for LED Grow Light Full Spectrum PPFD Meter High Precision Quantum Sensor, Light Meter for Plants, Greenhouse and Farming Lux Meter Tester 400-700nm 
Clearance
Now $273.92
current price Now $273.92, Was $342.40$342.40
Gain Express
Quantum PAR Meter for LED Grow Light Full Spectrum PPFD Meter High Precision Quantum Sensor, Light Meter for Plants, Greenhouse and Farming Lux Meter Tester 400-700nmFree delivery, Thu Jul 9