With the FlowMeter, consumption data and replacement dates can be displayed conveniently at eye level. The FlowMeter increases the convenience of operation and ensures a better overview of the water filtration. Once installed, the device remains on the filter head and provides clarity about consumption and replacement dates. Easily monitor a filter's lifetime. Calculates the residual capacity of the filter after the relevant filter capacity is set by recording the volumetric flow. Installed horizontally. With capacity indicator. FlowMeter is now equipped with a Velcro adhesive spot for comfortable fixation.