A TDS pen forms an essential part of maintaining a shrimp tank, whether through the measurement of TDS on water changes, to monitoring the quality of your tanks water over time.
Economy model that is ideal for end-users.
Highly efficient and accurate due to its advanced microprocessor technology.
Meters can be re-calibrated with a mini-screwdriver.
Fun, translucent blue housing that’s very strong and durable.
Hold Function : saves measurements for convenient reading and recording.
Auto-off function : the meter shuts off automatically after 10 minutes of non-use to conserve batteries.
Measurement Range : 0-9990 ppm. From 0-999 ppm, the resolution is in increments of 1ppm. From 1000 to 9990 ppm, the resolution is in increments of 10ppm, indicated by a blinking ‘x10’ image.
Display : large and easy-to-read LCD screen.
Factory Calibrated : our meters are calibrated with a 342 ppm NaCl solution. Includes a TDS chart sticker on the back of the meter that explains TDS values.
Color : White