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Microprocessor controlled circuitry for increased reliability. Two-line polarity indication for fast outlet identification. Automatic shutoff to prevent battery drain. Snag-proof boot prevents broken plug tabs.
Convenient wrist/hanging lanyard. Three distinct, selectable tone signal outputs for multiple line identification. Two selectable tone power outputs for use on open and shorted pairs. Independent continuity test function. Independent talk battery supply with higher output voltage. Fixed alligator clips and removable modular plug for multiple connection options.