WatchDog B-Series Button Loggers Spectrum Technologies Categories Environment , Portable Environmental Meter Brochure Send Enquiry Overview Specifications Water resistant (IP56) stainless steel case Select measurement intervals from 1 to 120 minutes Log 2,000 to 8,000 intervals Internal sensors Integral non-replaceable battery Choose from temperature-only or temperature/humidity models Back Our Related Products Qubit Systems Dissolved Oxygen Electrodes Learn More Campbell Scientific CR3000 Data Logger Learn More Campbell Scientific CR200X Data Logger Learn More Campbell Scientific AM16/32B 16-channel or 32-channel Relay Multiplexer Learn More