The EverStart Plus 6/12/24V Electrical Voltage Auto Circuit Tester is a reliable tool designed for automotive needs. It allows users to easily test fuses and light sockets while identifying broken or live wires. This device effectively works with low voltage circuits and is compatible with most 6, 12, and 24-volt polarities in auto systems. Its design features a clear red and green light system that indicates whether there is a positive or negative charge, making it simple to read results. Weighing only 0.25 pounds, this circuit tester is compact and easy to store in vehicles, ideal for those who need portability. The device includes a sturdy metal probe that ensures long-lasting durability. To use the tester, you simply need to find a suitable ground or circuit, attach the clip, and then locate the wire to be tested, allowing for quick and effective maintenance of your vehicle's electrical system.