HM DIGITAL SM-1 FEATURES:
- Accurate and efficient
- Quickly and easily installs
- Made available without T-fitting (Model: SM-1WOF)
- Displays TDS level of a single water line
- Comes equipped with one 1/4 inch T-fitting (also available in 3/8″ or 1/2″).
- With auto-off function that helps conserve battery power (Automatically shuts of when not in use for 10 minutes)
- Factory Calibrated: meters are calibrated with a 342 ppm NaCl solution and can be re-calibrated with a mini-screwdriver.