Portable Water Quality Meter P-40 Series, Model MM-41DP
Feature:
+ 1 channel type
+ USD peripheral, External printer
+ Backlight
+ Data memory (1500 data)
+ Water-proof
+ USB Power feed (optional)
Measurement items:
pH, ORP, Conductivity (EC), Resisitivity, Salinity (NaCl, PSS), TDS, DO
