Attributes . Detects Shorts, Opens, Reversed, Crossed and Split Pairs. Generate 4 Distinct, Precision Tones For Tracing Low-loss Cables. Identifies Active Network Devices On 10/100 Base-T Networks. 0-2000 Foot Cable Length via TDR. Displays Network Device Capabilities. Patch Cable and Remote Jack Wire-map. Remote Jack ID and Verification.Low Battery Indicator. Pulsed TDR Shows Length Of All Pairs. . Names