Specification BatteriesRequired : 1 Brand : i-POOK BulletPoint1 : Wide Measurement Range: Measures negative ion potential value from 1999 mV to -1,999 Mv BulletPoint2 : Professional ORP Electrode: With a high-accuracy ORP (Oxidation-Reduction Potential) electrode BulletPoint3 : User-Friendly Design: Clear LCD display, data hold function to freeze the display reading BulletPoint4 : Durable and Portable: Water resistance on the front panel and comes with a hard carrying case BulletPoint5 : Versatile Power Options: Operated by a 9V battery (006P) Color : Multicolored IncludedComponents : EC-NI-214 ItemName : i-POOK Alkaline Ion Water Tester NEGATIVE ION WATER TESTER NI-214 Water Quality Tester Negative Ion Water Tester Alkaline Ion Water Tester Made in Taiwan ItemPackageQuantity : 1 ItemTypeKeyword : swimming-pool-liquid-test-kits Manufacturer : Lutron Electronic Enterprise Co., LTD MeasurementAccuracy : 0.1% ModelNumber : EC-NI-214 NumberOfBoxes : 1 NumberOfItems : 1 PackageLevel : unit PartNumber : EC-NI-214 ProductDescription : i-POOK Alkaline Ion Water Tester NEGATIVE ION WATER TESTER NI-214 Water Quality Tester Negative Ion Water Tester Alkaline Ion Water Tester high quality Made in Taiwan ProductSiteLaunchDate : 2025-03-02T15:06:13.098Z SupplierDeclaredDgHzRegulation : not_applicable UnspscCode : 41110000