The Antizap Service Minder is an essential tool for automotive professionals and enthusiasts looking to maintain 12-volt vehicles safely. This device allows for routine services, including TIG, Argon Arc, and MIG electric welding, without the need to disconnect the vehicle's battery. By simply attaching the fully insulated booster clamps to the battery and waiting for the green LED indicator, users can ensure their vehicle's electronics are shielded from electrical surges and spikes, preserving stereo and electronic memories. Ideal for body and muffler shops, the Goodall 32-020 is a safeguard for vehicle electronics during maintenance. Specifications: Voltage Compatibility: 12 volts Cable Length: 12 inches Insulation: Fully insulated booster clamps Protection Indicators: LED lights (Green for correct protection, Red for no protection) Application: Safe vehicle servicing without disconnecting the battery