Residual chlorine meter main unit EW-520 1 unit

It uses a flat electrode that is easy to clean. Measurements can be performed at low cost without the use of reagents (calibration requires reagents). Measurement range: CL/0.00-2.00mg/L Measurement method: CL sensor/galvanic method Sensor electrode: CL sensor/platinum, silver chloride, silver Water temperature measurement range: CL sensor/5.0 to 60°C Measurement time: Approximately 15 seconds CL measurement target: Tap water Conductivity range: 50 to 1000 μs/cm Functions: Calibration function (0.30 to 1.50 mg/L), auto power off 30 minutes (after last button operation), temperature display function, memory function, battery level detection function, CL sensor life display CL sensor life: 2 years or 5,000 times Power supply: DC6V AAA alkaline (LR03) batteries x 4 (included for testing) Battery life: Approx. 150 hours (continuous use) Size: Main unit: 202 x 82 x 37 mm, Sensor: φ12 x 160 mm Weight: Approx. 250g (including batteries) Accessories: CL sensor, DPD test simple set (color chart, container, 2 packets of reagent x 5), strap, batteries (4 AAA alkaline batteries), instruction manual (with warranty) *If the water being measured is different, calibration is required each time. *Cold springs, hot springs, mineral springs, well water, and alkaline ionized water cannot be measured.