BLUE-POINT BPECT1 Circuit Tester (BLUE-POINT) The BLUE-POINT BPECT1 Circuit Tester is designed to test electrical systems and components. It features powerful visual and audible indicators to quickly identify problems with voltage, continuity, and resistance. With a rugged, ergonomic design, it offers a reliable and efficient way to troubleshoot and maintain electrical systems. • Circuit tester for 6 and 12 volt systems• Quickly and safely tests high and low voltages on all vehicles including computerized engine• Can be used to detect power, ground and find shorts and breaks• High impedance to protect sensitive electronic sensors, microprocessors, electronic ignition components and air bags• LED indicates red for power (high) and green for ground (low)• Insulated alligator clip