UT681 series handheld cable testers can be used to fast check if Ethernet/telephone/BNC/HDMI cables are conducting, short-circuit, crossed or open-circuit. They are ideal tools for technicians to install, maintain and inspect week current system circuit.
Features:
1. LED status display
2. Auto check of open/short/crossover circuit
3. Single key operation
4. Manual/auto power off (after10-minute inactivity)
5. Low battery indication
6. Power supplied by 9V battery
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