VanEssen Mini-Diver Laboratory Water The 'hold' button lets the

The 'hold' button lets the user retain an RH or temperature reading

a stainless steel sensor mounting bracket and clamps

The Model 102 Water Level Meter uses a 9V battery and a small diameter probe on narrow coaxial cable

all models having a voice notes capability

VanEssen Mini-Diver Laboratory Water The 'hold' button lets theThe Mini Diver is based on an ingenious and proven concept and is acknowledged as the most reliable instrument for the autonomous measuring and recording of groundwater level and temperature. Its internal memory of 24,000 measurements per parameter provides sufficient capacity to perform nearly one measurement every ten minutes for six months. For each measurement, the Diver registers the date and time, groundwater level, and temperature