Type: PH Tester. Accuracy: ±0.2PH; ±0.1PH (20°C). Resolution: 0.1PH. Handheld pen style and compact carrying case makes it conveniently fits in your pocket or bag and goes anywhere. Display: LCD Digital.
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Liquid PH Value Detection Regulator Sensor Module Monitoring Control Meter Tester + BNC PH Electrode Probe For Arduino PH 0-14
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Low battery indicator. Built in energy saving mode.
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Practical New Test Pens Car Circuit Fuse Electrical Testers Voltage Tester 6V/12V/24V Probe Pen Pencil Test Light
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Helping the grower calculate the best optimum level to maximise the growth and yield of their crop. Quick Links.
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B07 Tester Pen Screwdriver Voltage Indicator Test Pencil Tester Screwdriver 100-500V Neon Bulb Non-contact Insulation Test Pen
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Small and lightweight, it is ideal for any growroom.
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ANENG A3015 Pen Multimeter Digital 4000 Counts 600V AC/DC Voltage Detector Tester Pen NCV Induction Backlight Car Tester Tools
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5V 120V Voltage Tester Pen DC 5V-120V Digital Display Tester Auto Car Diagnostic Probe Test Pen Repair Tools
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Ideal for any aquarium, the fishing industry, swimming pools, spa. school laboratories, food & beverage, drinking water etc. readings are quickly display on a large lcd display.
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9V Buzzer Tester Testing Electric Wire Cable PCB Wire Cable Switch Products On-Off Tester With Wire Pen Clip Switch Tester Parts
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Wide Range of Applications: Ideal for testing water in aquariums, hydroponics, pools, drinking water, and more.
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Chlorine PH Test Strips SPA Swimming Pool Aquarium Fish Tank Water Tester Paper Residual Chlorine PH Value Alkalinity Hardness
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The Essentials PH meter gives you a reading in 0.1 increments which provides you with a highly accurate reading to ensure you have your solution at the correct level.
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1Set Liquid PH 0-14 Value Detection Regulator Sensor Module Monitoring Control Meter Tester + BNC PH Electrode Probe For Arduino
Aliexpress UK