Features: Cable Tracing Function: The cable tracing function can quickly and efficiently find the target cable in number of cables. This function can be used in telephone systems, computers networks, BNC cables and other metal network cables. Cable Length Test: This function can apply to different metal cables with at least 2 cores including network cables, telephone lines and BNC cables. With cable length measuring ranges of 600M. POE Test: POE testing can check cable mapping polarity and voltage of POE network switches. Multifunctional Cable Tester: This cable tester has the function of analogue tracing, cable mapping, PoE voltage measuring, digital tracing sensitivity adjustable, etc. LCD Display with Flashlight: The sender of this line finder adopts a LCD display screen to give you a better experience and the flashlight allows you to turn it on when the light is low.Multimeter Function: This function includes direct current and AC voltage and current measurement, resistance, continuity, diode, temperature measurement. Specifications: Power: Host: built-in lithium battery, 1250mAh (included) Receiver: 1 x 9V battery (NOT INCLUDED) Analogue tracing: Continuity: By Multimeter function Switch tracing ( w/PoE): Cable mapping: Switch indicators flashing: Noisy free digital tracing: Digital/Vibration PoE voltage measuring: voltage/polarity Remote identity mapping: 7XID Analogue bargraph: NCV detection: Network Cable Length Measure: 600M Other Functions: Main Body flashlight, multimeter input jack indicator, LCD display, white flashlight, analogue tracing sound adjustable, digital tracing sensitivity adjustable, low battery indicator, white backlight, energy saying, tracing distance 3km, analoguetracing sianal selectable Note: The ID pairing function is implemented with remote ID mapping accessory, you need to buy this accessory by yourself separately, This accessory is not included in this set. Material: ABS colour: grey Package Contents: 1 x Host 1 x Receiver 1 x Tool Bag 1 x Meter Lead 1 x Rj45 Cable 1 x Alligator Clip Money 1 x K Type Probe 1 x 9v Dry Battery 1 x Type-C Charging Cable 7 x Id Adapter 1 x Chinese and English instructions Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.