ring range
3.Dual display with ATC
4.IP65 Waterproof membrane keypad
5.Auto power off and Non-Sleep mode disable
6.User friendly easy to operate with One touch calibration
7.Hold function
8.Pentype and easy to carry
9.Low battery indicator
10.Switchable temperature unit °C/°F
11.Multi points calibration
12.Auto ranging function
Measurement Range
Salinity: 0~9999ppm or 10.0~100.0ppt or 0.0%~10.0% or 0.950~1.080(S.G) based on NaCl
TDS: 0~9999ppm or 10.0~160.0*f ppt (f is TDS factor)
Temperature: -5~60.0°C (23~140°F)
Accuracy
Salinity & TDS: ±1%F.S ±1 digit
Temperature: +/-0.5°C
Resolution
Salinity: 1ppm or 0.1 ppt or 0.1% or 0.001(S.G)
TDS: 1ppm or 0.1ppt
Temperature: 0.1
TDS Factor: 0.3~1.00 Built-in NaCl conductivity to TDS conversion factor
Temp. coefficient: Built-in NaCl Temp. Coefficient.
Operating Environment: 0~50°C (32~122°F) / <80%RH Storage Environment: 0~60°C (32~140°F) / <90%RH Item Specs LCD Size: 30(H) x 18(W)mm Battery: 4 x LR44 button battery Dimension: approx. 165(L)x35(W)x32(H)mm Weight: approx. 115g. Package Includes: 1 x Salinity / TDS Meter 4 x LR44 button battery English Instruction Manual Standard Factory Packaging