Special contact cleaning spray for removing dirt, light oxide layers, and contaminants from switches, relays, and contacts. It dries without leaving any residue and is particularly gentle. Use contact cleaner to effectively and gently remove dirt, light oxide layers, and all types of contaminants. This contact cleaner is electrically neutral, completely residue-free, and therefore ideal as a spray cleaner in almost any environment. The contact cleaner is a colorless spray and is available in 400 ml cans.