The 3 in 1 Digital TDS Meter provides accurate readings of TDS, EC and temperature. It is designed to deliver quick and clear measurements to support water quality assessment. Key features and benefits 3 in 1 measurement: TDS, EC and temperature readings from a single instrument, enabling comprehensive water quality monitoring. Automatic temperature compensation: The measurement mode automatically compensates for temperature to improve EC and TDS accuracy. Auto shutdown: The device powers down automatically after 5 minutes of inactivity to save power and extend battery life. Four measurement modes: The instrument supports four different modes for TDS and EC readings. Press Shift to switch between modes for versatile testing. Important attributes Function: Reads TDS, EC and temperature to provide a clear view of water quality. Performance: Automatic temperature compensation improves measurement reliability; four modes allow flexible testing. Power efficiency: Automatic 5minute shutdown helps conserve battery life. Operation: Simple mode switching via the Shift control for quick adjustments during testing. Use scenarios Home drinking water testing: Check the quality of tap or filtered water to ensure it meets desired TDS and EC levels and confirm stable temperature for drinking water safety. Aquariums and hydroponics: Monitor water parameters to maintain healthy conditions for aquatic life or plant growth, using the TDS/EC readings along with temperature data. Pools, spas and general water maintenance: Periodically verify water quality to support appropriate chemical balance and ensure comfort and safety.