Resolution: Approximately 0.8mm.
Environmental Protection: Designed to meet IP68.
Memory Capacity: 32,000 readings.
Length = 160mm.
Sensor Element: Choice of 0.5m, 1.0m, 1.5m, 2.0m, 3.0m or 5.0m.
Counter weight: 35mm long x 25mm diameter.
Batteries: 2 x 1/2 AA, 3.6V, 1.2Ah Lithium Battery for use with the battery holder (included).
Applications: Ground water, surface water, tide recording.