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 EKO MI-530 Pyranometer Selector Learn More EKO ML-020S-I Lux Sensor Learn More Campbell Scientific LW110 Lightning Warning System Learn More Spectrum Technologies WatchDog 2475 Plant Growth Station Learn More