Manufacturer: Black Box Corporation. Manufacturer Part Number: EZCT. Brand Name: Black Box. Product Name: EZ Check Cable Tester. Product Type: Cable Analyzer. [Technical Information] Device Function: Continuity Testing. Open Circuit Testing. Short Circuit Testing. Split Pair Testing. Twisted Pair Cable Testing. Coaxial Cable Testing. [Interfaces/Ports] Number of Network (RJ-45) Ports: 1. Number of BNC Ports: 1. [Media & Performance] Media Type Supported: Twisted Pair. Coaxial. [Controls/Indicators] Status Indicators: Low Battery. [Battery Information] Number of Batteries Supported: 1. Battery Included: Yes. Battery Chemistry: Alkaline. [Power Description] Input Voltage: 9 V DC. [Physical Characteristics] Height: 4.8". Width: 2.6". Depth: 1.4". Weight (Approximate): 9.60 oz. [Miscellaneous] Package Contents: EZ Check Cable Tester 1 x Alkaline Battery Coax Remote Belt Clip Pouch . Green Compliant: Yes. Green Compliance Certificate/Authority: RoHS. [Warranty] Limited Warranty: 1 Year.