Features:100% Brand new and high quality!This instrument is a multi-functional handheld cable testing tool. It has wide application with reinforced cable types and multiple functions. It is a necessary testing tool for telecommunication engineering, wiring engineering and network maintenance person.Work profect when RJ11 RJ45 cable is on powerWire Tracing: Trace RJ11, RJ45, cables or other metal wire (via adapter).Easy and fast to locate the breakpoint without opening the wire¡¯s cover.Network cable collation: Judge short-circuit, breaking circuit, open circuit and crossing.Test line level, positive and negative polarity.Status of telephone line checking: Test the working status of telephone line (idle, ringing, and off-hook) and judge TIP and RING line.Check wire continuity.Specifications: TemperatureOperating temperature: 0 ¡ãC ~ 40 ¡ãC, maximal 80% relative humidity (non-condensing)Storage temperature:-10~50¡ãC, maximal 80% relative humidity (non-condensing, battery not included)Altitude:
Features:100% Brand new and high quality!This instrument is a multi-functional handheld cable testing tool. It has wide application with reinforced cable types and multiple functions. It is a necessary testing tool for telecommunication engineering, wiring engineering and network maintenance person.Work profect when RJ11 RJ45 cable is on powerWire Tracing: Trace RJ11, RJ45, cables or other metal wire (via adapter).Easy and fast to locate the breakpoint without opening the wire¡¯s cover.Network cable collation: Judge short-circuit, breaking circuit, open circuit and crossing.Test line level, positive and negative polarity.Status of telephone line checking: Test the working status of telephone line (idle, ringing, and off-hook) and judge TIP and RING line.Check wire continuity.Specifications: TemperatureOperating temperature: 0 ¡ãC ~ 40 ¡ãC, maximal 80% relative humidity (non-condensing)Storage temperature:-10~50¡ãC, maximal 80% relative humidity (non-condensing, battery not included)Altitude: