Original Source TDS/TEMP METER

Digital LCD Screen:

Displays TDS and temperature simultaneously or with a toggle button.

Auto-Off Function:

Automatically turns off after a few minutes to save battery.

Hold Function:

Locks the reading for easier recording.

Calibration Feature:

Some models come pre-calibrated, others can be adjusted manually.

Battery-Powered:

Commonly powered by LR44 button cells or AAA batteries.

Portable and Lightweight:

Pen-style design makes it easy to carry and use in various locations.

Common Applications:

Testing drinking water and RO filter output

Hydroponics and aquaponics

Aquariums and fish tanks

Swimming pools and spas

Water quality monitoring in agriculture and environmental testing