water gauge

Engineering field: monitoring the water level changes of water bodies such as wells, pools, and reservoirs, and assisting in the operation and maintenance of water conservancy facilities;
The tape measure is wrapped around a blue scroll and paired with a black handle (for easy grip and retraction). The scale is clear and easy to read, suitable for measuring needs in different scenarios.
Agriculture/aquaculture: measuring water levels in irrigation channels, fish ponds, etc. to ensure water/aquaculture needs;
Daily scenarios: water level measurement in household wells, outdoor water bodies, etc.