• Large LCD display
• Automatic temperature compensation from 0° to 50°C
• Sampling Rate: 0.4 second
• Data Hold function
• Probe included

Model HX336
• Checks the condition of water filters
• Measurement Range: 0 to 1999 μS

Model HX337
• Measurement Range: 0 to 10% salt

Model No. Mfg. No. Description
HX336  YK-30WA     Pure Water Tester
HX337  YK-31SA       Salt Meter