FEATURES 

• Trace wires and perform basic testing on Local Area Network cabling 
• Blink Hub, Switch Port and PC activity lights for fast identification 
• Detect active hubs and switches 
• LAN circuitry, tone generator, line checker and modular breakout adapter combined in a single unit 
• Send tone, check continuity and test polarity on any pair 
• Adjustable volume probe with visual-signal indicator 
• Special probe tip protects against damage to sensitive electronics