There are 4 modes are: TDS temperature, EC temperature, TDS Fahrenheit, EC Fahrenheit, the lower right corner is the temperature display. Press shift to switch between different modes. TDS test range: 0~9999PPM.
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4 in 1 Digital Water Tester TDS EC & Temperature(°C °F) Meter Backlit LCD Display for RO-RODI System Drinking Water Aquariums
Aliexpress UK
Mini TDS Pen Design: Portable, lightweight, and compact for on-the-go water testing. Widely Used: Ideal for testing in professional and personal settings, including aquariums, hydroponics, pools, and drinking water systems.
eBay
Water Quality Testing Pen, Electronic Water Tester With 0-9999 PPM Measurement Range For Household Drinking Aquariums
Aliexpress UK
🌊 5-in-1 Digital Water Quality Tester – pH, TDS, EC, Salinity, Temperature | Hydroponics, Aquarium, Drinking Water. 🎯High Accuracy – ±0.05 pH, ±2% EC/TDS readings. 🧪Key Features Accuracy: ±0.05 pH.
eBay
TDS Meter Digital Water Tester 0-9990ppm Drinking Water Quality Analyzer Monitor Filter Rapid Test Aquarium Hydroponics Pools
Aliexpress UK
It is a must-have item for family to test tap water, distilled water, bottled water and more. Multifunctional, practical and convenient. TDS range: 0-9990PPM. Conductivity range: 0-9990us/cm. Temperature range: 0.1-80℃.
eBay
TDS Meter Digital Water Tester 0-9990ppm Drinking Water Quality Analyzer Monitor Filter Rapid Test Aquarium Hydroponics Pools
Aliexpress UK
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.
eBay
4 in 1 Digital Water Tester TDS Meter Backlit LCD Display TDS EC & Temperature(°C °F) Meter for Pools Drinking Water Aquariums
Aliexpress UK
RANGE : 0-9990 ppm. Used to test the purity of the water quality of the filter. ACCURACY : +/- 2%.
eBay
TDS Meter Digital Water Tester 0-9990ppm Drinking Water Quality Analyzer Monitor Filter Rapid Test Aquarium Hydroponics Pools
Aliexpress UK
RANGE : 0-9990 ppm. Used to test the purity of the water quality of the filter. ACCURACY : +/- 2%.
eBay
6 in1 Water Quality Detector PH EC TDS ORP CL Temperature Calibration Chlorine Water Tester APP Online Monitor for Swimming Pool
Aliexpress UK
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eBay
2pcs TDS PH Meter Digital Water Tester 0.01ph High Accuracy PH Meter 0-9990ppm Temperature TEMP PPM Tester
Aliexpress UK