1. A vacuum cleaner is a vacuum cleaner, often called a dry vacuum cleaner. This tool is specifically used to suck dust attached to the surface of floors, carpets, furniture, sofas, walls, etc.
2.Definition of CCTV cameras or stands for Closed Circuit Television is a digital video camera that is used to monitor and transmit video signals to a space which then signals will be forwarded to a monitor screen
1. A vacuum cleaner is a vacuum cleaner, often called a dry vacuum cleaner. This tool is specifically used to suck dust attached to the surface of floors, carpets, furniture, sofas, walls, etc.
2.Definition of CCTV cameras or stands for Closed Circuit Television is a digital video camera that is used to monitor and transmit video signals to a space which then signals will be forwarded to a monitor screen
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