Pro-Strength Electrical Contact Cleaner 400ml - Nulon Nulon Pro-Strength Electrical Contact Cleaner is a fast-acting residue-free formulation ideal for removing light oils, dirt, dust particles, flux residue and condensation from sensitive electrical components and equipment. Micro-switches Connecting sockets Fuses Radio appliances Printed circuit boards Contact points Batteries Switches Micro-processors Multi-pin connections Loom terminals Ribbon connections Always use at room temperature, ensuring proper ventilation. Disconnect and de-energise electrical devices prior to use. Shake can well before use. Spray directly on the surface to be cleaned and allowproduct to completely dry. Brush away any excess buildup of dirt, dust or contaminants. Before restoring power to any electrical device, ensure treated area is completely dry and ventilated to avoid ignition. CAUTION: Keep away from heat/sparks/open flames/hot surfaces. Do not smoke when using product. Pressurised container: do not pierce or burn, even after use. Do not spray on an open flame or other ignition source. Avoid breathing spray. Wear protective gloves/eye protection. Use only outdoors or in a well-ventilated area.