- Oakton Model # WD-35661-11
- Feature a waterproof, dustproof housing that floats!
- Replaceable sensor prolongs the life of your instrument.
- Direct full-scale readout
- Waterproof TDSTestrsTM 1-4
- Our most economical waterproof TDSTestrTM series
- ±2% full scale accuracy
- New Waterproof TDSTestrsTM and ECTestrsTM Low and High (Microprocessor controlled)
- Push-button calibration and HOLD function
- Auto shutoff, low battery indicator, error messages
- ±1% full scale accuracy