Wide pH Range (0.00 – 14.00) – Suitable for testingdrinking water ,tap water ,aquariums ,hydroponics ,pools ,spas, and more. Gardening & hydroponics. Aquarium care. Pool & spa maintenance. LCD Display with Backlight – Clear digital screen for easy reading, even in low light conditions.
eBay
Water Level Meter Buoy Water Shortage Display Plug Soil Moisture Tester Hydroponics Plant Humidity
Aliexpress UK
Can be used in : Water purifiers and filters, food(vegetable, fruit)&drink quality monitoring, pools and spas, aquarium, hydroponic. Press the switch ,place the electrode into the testsolution. Automatic temperature compensation.
eBay
5 IN 1 PH Temperature TDS EC Salinity Meter Digital Waterproof With Automatic Calibration Function
Aliexpress UK
Essentials pH buffers are a known solution of a certain pH value designed to test the accuracy of pH meters used to measure the pH of a nutrient solution.
eBay
Soil PH Moisture Meter Soil Humidity Monitor Detector Hygrometer Flower Testing Home Gardening
Aliexpress UK
It is water and drop resistant. Even if the tester is accidentally dropped into the water, it will remain afloat. All readings are automatically temperature compensated. It is easy-to-use as you can just dip the sensor into the test solution - stir and wait.
eBay
Water Quality Testing Device Professional PH Chlorine Cl2 Level Meter Tester for Swimming Pool Spa
Aliexpress UK
The higher ppm value is,the more substances in the water. Widely apply to test water quality,for RO system, aquariums, hydroponics, pools, spas,etc. ON/OFF: on and off. (Tester will automatically shut off to save battery power without pressing any key within 10 mins.).
eBay
eBay
Easy to use and calibrate - Accurate digital pH meter - New 2023 Model - Highly effective for testing PH value for a wide variety of uses. Automatic three-point calibration (pH 4.01, pH 6.86, pH 9.18). Complete the calibration in 5 seconds. Put the pH tester in the calibration solution, and press the "CAL" button to automatically identify the calibration solution. Measure range: 0.00-14.00pH. Resolution: 0.01pH. Accuracy: ±0.01pH. Calibration: three-point automatic calibration Package Contains: 1x pH Meter, 3x Calibration Solution (pH4.01, pH6.86, pH 9.18), 1x English User Manual *Batteries Included (over 500 hours of use)
eBay
ATC Function:Automatic Temperature Compensation accounts for changes in temperature automatically. Lightweight and easy to carry. Type: PH Tester. Accuracy: ±0.2PH; ±0.1PH (20°C). the readings are automatically displayed.
eBay