• Lightweight, hand held design for portability.
• Designed for testing and trouble shoot multiple-wire cables   (RJ11, RJ45 (UTP/STP), coaxial cables), NIC and hubs.
• Test & confirm if the device supports any of the following:   100Base-TX full duplex, 100Base-TX half duplex, 10Base-T
  full duplex, 10Base-T half duplex.
• Consists of two units : a main unit and a remote unit.
• LED field clearly displays the condition of wires in the cable -   short circuit, open circuit, connected, crossover connection   and non-standard cable.
• Powered by 9-volt alkaline battery.