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 Spectrum Technologies WatchDog B-Series Docking Station (USB Port) Learn More Spectrum Technologies Vantage Vue Weather Station Learn More Qubit Systems Q-S181 Absolute Pressure Sensor Learn More EKO ML-01 Si-Pyranometer Learn More