Specification: * 100% brand new and high quality * A person is enough to complete cable continuity check and cable sequence * Check wiring error in 5E,6E,coaxial cable and telephone line.such as open circuit, short circuit, jumper wire, reverse connection or cross-talk interference * Locate the wiring or connection error * Measure length and pair with or without far-end recognizer * Measure cable length and determine the distance of open circuit and short circuit * Permits you to check wiring error in 5E/6E twisted cord network, coaxial cable and telephone line * Applicable for open circuit, short circuit, jumper wire, reverse connection or cross-talk interference * Dynamically calibrate cable length and make length measurement as accurate as 97% * Simple and easy use, big LCD screen to display test clear * Portable unit with long battery life (wait-case or standby mode for over 50 hours) * Auto time delay shut off * Far-end recognizer with prompting voice * Locate cable and there are 8far- end passive test jacks (ID NO.ID1-ID8) * Far end recognizer with prompt voice * Single board computer software watchdog design and reliable operating * Self-checking function and automatically compensates any change in battery capacity or ambient temperature * Powered by: 4 x AAA battery (not included) * Cable tester Size: 18cm x 8.2cm x3.7cm(approx) * WireMap size: 7.5cm x 3cm(approx) * Color: gray Warranty: 1 Year Warranty Package Includes: 1 X Network tester 1 X User manual