This 2-in-1 online pH & TDS monitor offers continuous real-time water quality tracking, simultaneously measuring pH value and TDS levels. Designed for aquariums, hydroponic planting, tap water testing and small water systems.

Equipped with a clear green backlight LCD screen, you can easily switch between pH and TDS reading with one button. It supports simple manual calibration and comes with pH and TDS electrodes for long-term submerged monitoring.

Measurement range: pH 0.00~14.00pH; TDS 0.00~19.99ppt. Compact lightweight housing allows easy wall mounting.

Keep water parameters stable to protect fish, crops and ensure safe drinking water. Perfect for aquarium hobbyists, hydroponic growers and home water testing. Global wholesale & OEM available.