YiERYi YG-9908 4-in-1 Water Tester – pH, EC, TDS, Temp

Water Quality Tester Product Details: Shell Material: High-strength engineering plastic, durable and drop-resistant. Button Descriptions:ON/OFF Button: Turn the device on/off. MODE/CAL Button: Switch modes and calibration. HOLD Button: Lock data. °C/°F Button: Switch temperature units. Display Screen: Clear digital display with backlight for low-light environments. Electrode Protection: Comes with a protective cap to prevent electrode damage.       Application Fields: Swimming Pools and Spas: Monitor and maintain safe pH levels, water temperature, and overall quality in pools and hot tubs. Hydroponics and Gardening: Check irrigation water quality for better crop yields and optimized plant growth. Aquariums and Fish Tanks: Ensure water conditions are suitable for fish, plants, and other aquatic life. Drinking Water Testing: Verify the safety and quality of tap water, well water, or filtered drinking water at home. Environmental and Industrial Applications: Ideal for laboratory testing