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Measure rainfall in 1/100 inch increments Self-emptying, freeze resistant. Read More
WatchDog Sensor Pup Digital Anemometer with 40ft cable Read More
WatchDog Sensor Pup Digital Rain Collector with 6ft cable Read More
Digital temperature and RH sensor with 6ft cable for WatchDog Sensor Pups Read More
Measure leaf wetness with grid-like, resistance-based sensor. Read More
Measure surface temperature of leaves and other applications. Read More
Measure soil, air, or water temperature with a resistance-based sensor. Read More
Barometric Pressure Sensors Read More
Measure CO2 levels in ppm using NDIR technology. Read More
Replace your RH sensor and return to like-new accuracy. Read More
Spectrum offers a full line of affordable measurement technology for soil compaction, soil moisture, nutrient levels, light, weather, and other factors directly affecting plant development. Our external sensors can record rainfall, leaf wetness hours, temperature and humidity fluctuations, and other weather events with our WatchDog data loggers, which ranges from stand-alone units to full weather stations. Comprehensive software allows users to graph data, run reports, create custom reports, export data to excel and import other weather data. Disease monitoring software is available for 17 disease models and 60 insect models. Over 15,000 customers count on Spectrum's easy to use, dependable technology.