2. Titanium alloy electrode, resistance, more accurate measurement 4. Simple operation, quick response, open the switch to measure immediately 1. and convenient, it can be measured anytime and anywhere 3. Three kinds of impurities in water can be detected to the health of drinking water 5. Widely used in domestic water, breeding farms, swimming pools, laboratories, aquariums, food processing, etc., Weight: 0.42328754304 Pounds, Manufacturer: Yoeruers