Check the listing for details. Power Probe ECT3000 Short/Open Electrical Circuit Tester. Condition: New. Listed at 194.99 USD. Power ProbeECT3000 Short/Open Electrical Circuit Tester • The new Power Probe ECT3000 Electrical Circuit Tracer is an intelligent short and open finder that makes locating short and open circuits quicker and more accurate than ever before • When the ECT3000 Transmitter is connected to an isolated circuit, it will quickly determine if the circuit has an open or if the circuit is shorted • The ECT3000 receiver is designed to detect the signal emitted from the transmitter through the vehicles wiring, notifying the user of distance and direction with adjustable height sensitivity • Auto Locking Signal • Distance Indication from Source Wire • Directional Indication to the Short • Auto-Shut off of 10 min. • Shorted or Open circuit indication • Integrated Flashlight in Receive