The image shows a collection of blue water meters, which are typically used for measuring the flow of water in a water supply system. These meters are often found in residential or commercial settings and are essential for managing water usage and ensuring that water is distributed efficiently. The image captures several water meters in various stages of use, with some showing signs of wear and tear, indicating that they have been in service for some time. The blue color of the meters is consistent across all the images, suggesting that they are likely made from a similar material or have been painted in that color.