Geotech ETL Water Level Meters Choose Probe Diameter:3/8" Probe A plunger at the bottom

A plunger at the bottom of the probe is used to measure total well depth

1 year - pH/ORP

Power Source: 12 volt DC

14" Stationary Beam Anchor

Attachment Points 1 Dorsal D-ring Materials Webbing: Polyester - 5

Geotech ETL Water Level Meters Choose Probe Diameter:3/8" Probe A plunger at the bottomGeotech ET & ETL Water Level Meters The Geotech ET and ETL Portable Water Level Meters are designed to provide reliable and accurate measurements of groundwater levels. Water level readings are conveniently taken at the top of the casing with accuracy to within 1 100 of a foot. FEATURES ET has an extremely durable polypropylene storage reel with rugged solid aluminum frame ETL is on a lightweight steel and aluminum storage reel for easy transportation