High‑Accuracy Water Level Meter with 1mm Resolution：This well water level meter measures depth up to 30m (98.4ft) with minimum reading of 1mm (0.03″) and repeatability error ≤2mm (0.078″). The 15mm diameter stainless steel probe ensures consistent measurements with near‑zero displacement
Ergonomic Reel with Carrying Handle & Audible Alarm：The reel features a balanced, standalone design with a comfortable handle, probe holder, brake system, and battery drawer. Equipped with sensitivity switchs, LED light, buzzer, and battery test button. Detachable probe for easy cleaning
Simple Operations – Light & Buzzer Signal Upon Water Contact：Powered by a 9V rechargeable battery (not included). When the probe touches water, the circuit completes, triggering a bright LED light and clear buzzer. Read water level directly from the tape at the well casing top
Durable 304 Stainless Steel Probe & Waterproof Contacts：The probe is constructed from 304 stainless steel with built‑in waterproof contacts, guaranteeing long‑term durability and reliable performance even in harsh well or borehole environments
Versatile Applications for Wells, Boreholes, Dams & Tanks：Ideal for measuring groundwater in hydropower projects, dam infiltration lines, boreholes, water pipes, and storage tanks. Suitable for construction phase monitoring and long‑term safety inspection
