The YSI 6655 features adjustable compartments and strps that will hold the instrument, cable, probe guard, calibration cup, flow cell, and more! The case's zipper closure and shoulder strap provides a convenient way to move your instruments to and from the field.
This case is compatible with the following sonde models:
 - EXO1/EXO1S Multiparameter Sondes
 - EXO2S Multiparameter Sondes (not compatible with EXO2 with battery compartment)
 - EXO3/EXO3S Multiparameter Sondes
 - ProSwap Logger Single-Port Sonde
 - All 6-Series Sondes