What is vacuum singer?

Vacuum singer is not a term commonly used in the context of a specific product or brand. It is possible that you are referring to the Singer vacuum cleaner, which is a brand of vacuum cleaner. Singer is a well-known company that manufactures various types of products, including sewing machines, vacuum cleaners, and kitchen appliances. Singer vacuum cleaners are designed to clean carpets, hardwood floors, and other surfaces. They are equipped with various features, such as adjustable suction power, HEPA filtration, and attachments for reaching difficult areas. The Singer vacuum cleaner is generally considered to be a reliable and efficient cleaning appliance.