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 MS-711N Spectroradiometer Learn More Skye Instruments Red / Far-Red Sensor Learn More Skye Instruments Anemometers (Windspeed) Learn More Delmhorst 22-ET Electrode Learn More