Description:_x005F_x005F_x005F_x000D_This instrument is a multi-functional handheld cable testing tool._x005F_x005F_x005F_x000D_It has wide application with reinforced cable types and multiple functions._x005F_x005F_x005F_x000D_A necessary testing tool for telecommunication engineering, wiring engineering and network maintenance person._x005F_x005F_x005F_x000D_ _x005F_x005F_x005F_x000D_Features:_x005F_x005F_x005F_x000D_Work prefect when RJ11 RJ45 cable is on power._x005F_x005F_x005F_x000D_Wire Tracing: Trace RJ11, RJ45, cables or other metal wire via adapter._x005F_x005F_x005F_x000D_Easy and fast to locate the breakpoint without opening the wire's cover._x005F_x005F_x005F_x000D_Network cable collation: Judge short-circuit, breaking circuit, open circuit and crossing._x005F_x005F_x005F_x000D_Test line level, positive and negative polarity._x005F_x005F_x005F_x000D_Status of telephone line checking: Test the working status of telephone line idle, ringing, and off-hook and judge TIP and RING line._x005F_x005F_x005F_x000D_Check wire continuity._x005F_x005F_x005F_x000D_Specification:_x005F_x005F_x005F_x000D_Model: FWT11_x005F_x005F_x005F_x000D_Operating temperature: 0 40 degC, maximal 80 relative humidity non-condensing_x005F_x005F_x005F_x000D_Storage temperature: -1050 degC, maximal 80 relative humidity non-condensing_x005F_x005F_x005F_x000D_Altitude: Anti-explosion rating: IP 40_x005F_x005F_x005F_x000D_Distance of emitting signal: about 300m._x005F_x005F_x005F_x000D_Emitter Battery: 6F229V_x005F_x005F_x005F_x000D_Receiver Battery: 6F229V_x005F_x005F_x005F_x000D_The router is running on the power supply: Yes_x005F_x005F_x005F_x000D_Detection cable type: RJ45, RJ11_x005F_x005F_x005F_x000D_Phone work status detection: Yes_x005F_x005F_x005F_x000D_Network cable detection: Yes_x005F_x005F_x005F_x000D_Check wire continuity: Yes_x005F_x005F_x005F_x000D_Test line's level: Yes_x005F_x005F_x005F_x000D_Positive and negative polarity: YesPackage List:_x005F_x005F_x005F_x000D_1 x Receiver_x005F_x005F_x005F_x000D_1 x Transmitter_x005F_x005F_x005F_x000D_1 x User manual_x005F_x005F_x005F_x000D_1 x RJ11 cable_x005F_x005F_x005F_x000D_1 x RJ45 cable