Feature 1MULTIPLE USAGES: Quickly locate breakpoints without damaging the wire sheath, search for wires on all types of connected Ethernet switch, router, and PC terminal, suitable for tracking RJ11, RJ45, or other metal wires. 2WIRE TRACKING: You can track the wires and speaker wires connected to the crocodile clip, but the wiring must be in a power off state. Select SCAN, and if the SCAN indicator light is on, the transmitter will work normally. 3LINE TESTING: Test the physical connection status of the network cable, such as open circuit, short circuit, wrong line, reverse connection, use transmitter to test the status of the telephone line, line level, positive and negative poles, etc. 4WITH EARPHONE: The tester is equipped with a pair of headphones, which can be connected to the receiver jack to obtain clear information in noisy environments and adjusted to the appropriate volume. 5OTHER FUNCTIONS: The network cable tester also has a positive and negative battery (10V-110V) measurement function, low battery power indication, white LED flash light, and so on.Item Type: Wire TesterModel: XQ 350Material: PCTransmitter Power Supply Method: 1 x 6F22 9V battery (not included)Receiver Power Supply Method: 1 x 6F22 9V battery (not included)Maximum Working Current: 30mASignal Transmission Format: Multi Frequency PulseSignal Output Level: 8Vp-pSignal Transmission Distance: 3KmCharacteristic: Tracking telephone lines, LAN cablesWire tracking in electrical systemsVerify LAN cable statusContinuity testLow battery indicationBright white LED flash.Cable Allocation Test: Open circuit, short circuit, and crossover of LAN cables, 2 wire (RJ11), 4 wire (RJ45) telephone cablesCable status test (2 wires)Line DC detection and anode and cathode measurementFunction: Find wires on all types of Ethernet switches, routers, and PC terminals for connection operations.Quickly find the target line from a large number of phone lines.Quickly find the target line from a large number of network linesCan replace cable testerCompare the volume of the tout sound with the brightness of the signal indicator light, and find the target line with the highest volume and the brightest indicator light .wang-edit-text{ font-family:'Arial' !important; } .wang-edit-text table { border-top: 1px solid #000; border-left: 1px solid #000; } .wang-edit-text table td, .wang-edit-text table th { border-bottom: 1px solid #000; border-right: 1px solid #000; padding: 3px 5px; } .wang-edit-text table th { text-align: center; }Package List1 x Tansmitter1 x Cable Receiver1 x RJ45 Cable1 x RJ11 Cable1 x Clamp Cable1 x Earphone1 x English User Manual1 x Storage BagNoteIf the sound of the earphones is very low, it should be checked whether the battery is powered off and whether the LED flashlight is allowed to operate in a dark environment.