Severe electrical problems at the terminal-end of your vehicle's battery or ignition system can lead to corrosion, poor performance, and short-circuits. The BG Ignition & Battery Terminal Sealer is a clear, fast-drying protective spray designed to restore damaged or cracked insulation on wiring, fully seal wiring and electrical connections, and shield battery terminals, cables and clamps from the ravages of corrosion and weather. Its colorless coating won't attract dust or dirt, and is safe to use on chrome or metal surfaces, as well as decals and lettering. Simply shake well, clean the surface, spray for even coverage, wait five minutes, and you're ready to go. Ideal for professionals, this specialty product helps preserve the integrity of your vehicle's low-voltage system and keeps things running reliably.