This continuity tester is capable of checking circuits for continuity and identifying cables and wires up to 10,000 feet (3,000 meters) in length. Bright visual (bi-color LEDs) and loud audible (beeper) indicators allow wire ends to be tested in noisy environments. The R5300 is used by professional electricians, alarm/cable installers and in home audio installations.Features

• Local and remote continuity tester
• Lightweight design, connect alligator clips and the instrument suspends from wire/cable
• Visual (flashing bi-color LEDs) and audible (pulsating beeper) indicators
• Probe flashes green or red to indicate polarity
• Remote probe allows for one person operation
• Capable of sending signal on cable/wire runs up to 10,000 ft (3000m)
• Includes battery