Bought and never used . Cleaning out shop . My loss is your gain . The Snap-On Tools EETA308D Low Amp AC/DC Probe Diagnostic Tool is a high-quality diagnostic tool designed for automotive use. Made by the reputable brand Snap-on, this probe diagnostic tool is perfect for troubleshooting electrical systems. It is specifically designed for low amp AC/DC probes and operates at 12 volts. Manufactured in the United States, this diagnostic tool is a reliable and essential tool for any mechanic or auto technician looking to accurately diagnose and repair electrical issues in vehicles.