The YSI 6600 is the newest multiparameter instrument in YSI’s family of sondes. Featuring 75-day battery life - the longest in the industry - the YSI 6600 has a second optical port to enable simultaneous use of self-cleaning chlorophyll and turbidity. It will simultaneously log at programmable intervals the entire suite of YSI parameters and store 150,000 individual parameter readings.

		75-day battery life
		Deep depth to 656 feet
		Two optical ports for self-cleaning turbidity and chlorophyll probes
		Open-channel flow