Temperature Sensor -2 to + 32°C, max. depth 6.000 Back Catalog number: 439011 Availability: In the manufacturer's stock Price on request - + Recommended 439016 Pressure Sensor max. depth 3.000metres (or to be Price on request 445500 Rod Held Current Meter RHCM 270 Price on request 443590-001 Spare Rope for Visibility Disc acc. to Secchi Price on request