BTR-1000 / HM DIGITAL Coffee Refractometer It can store up to 20 data and has Bluetooth technology. This allows you to store and read data using your smartphone.
COM-100 HM Digital EC / TDS / Temperature Water Meter EC / TDS / Temperature Meter Waterproof Calibrate button press for water quality measurement EC Fertilizer Hydroponics
EC-3 HM Digital Conductivity Meter The EC meter is ideal for measuring the purity of water. Aquarium water treatment system, aquaculture water, hydroponics fertilizer.
EC-3M HM DIGITAL Conductivity Tester Millisiemens Conductivity Tester Measured in millimeters (mS) with carrying case Suitable for general water and water EC measurements.
ORP-200 HM Digital ORP Meter Waterproof ORP Meter is an ORP level measuring instrument, including antioxidant measurement, environmental testing, aquaculture, agriculture or hydroponics. Knicks
PH-200 HM DIGITAL pH Meter Waterproof pH Meter is suitable for pH testing with advanced microprocessors. Provides reliable reading. Highly accurate in applications such as hydroponics, hydroponics, ...
PS-54S / HM DIGITAL ECS TDS Controller EC / TDS Controller The EC / TDS Controller has a large LCD display with backlight readability and clarity. 4-20mA The signal can be connected to the PLC to record the value.
AP-2 HM Digital Conductivity Meter Hydroponic Meter Conductivity Hydroponic Meter- Conductivity and Temperature Measurement - Measuring Range: 0-9999 μS- Waterproof