Our Aquasonde multiparameter water quality sonde offers all our standard parameters, along with the addition of 4 x optical or ISE sensor options via the additional auxiliary sockets. The water quality probe, offer all of the accuracy and performance associated with our Aquaprobe range, with the addition of a large internal memory and power meaning that the probe can be deployed for long term monitoring deployments in surface water, ground water, aquaculture, lake or estuarine monitoring applications