HOBO* 2x External Temperature Data Logger, weatherproof data logger with two external soil/water temperature probes on 6-foot cables for fast sensor response and deployment in tight spaces, Accuracy: +/- 2.5% from 10% to 90% RH
HOBO* Pro v2 External Temperature Data Logger, weatherproof data logger with an external soil/water temperature sensor on a 6-foot cable useful for situations where just one temperature probe is required, internal temperature sensor is also included
HOBOnet Wireless Temperature Sensor, provides a cost-effective and scalable solution for web-enabled monitoring of air, soil, water temperatures, Measurement range of -40 deg to 100 deg C (-40 deg to 212 deg F), Stainless-steel sensor tip, 900 MHz wireless
Go Direct* Colorimeter, measures absorbance or transmittance of a liquid sample, Specifications: Range: 0 to 3 (absorbance), Useful range: 0.05 to 1.0 (absorbance), 90% to 10% transmittance (%T), Wavelengths: 430 nm, 470 nm, 565 nm, 635 nm, Connections: Bluetooth, USB