Auto Circuit Tracer & Detector (Short & Open Finder) BIG7410

• Find short and open circuits fast and easily
• It is designed to identify and trace wires or cables without damaging the insulation, you just simply attach the sender unit to the circuit and follow the wires using the detector
• There are a sender and a receiver included in the instrument
• Checking for short-circuit
• Suitable for all DC circuits up to 42V
• Locating open-circuit
• Battery voltage indication
• Two 9V batteries required