HOBO* pH and Temperature Data Logger with Bluetooth Low Energy, Designed for long-term monitoring of pH in aquatic systems, can be deployed in both fresh and saltwater environments, Accuracy of +/-0.10 pH units within +/-10 DEG C of temperature
HOBO* Pendant Wireless Temperature/Light Data Logger, compact, waterproof, light sensor for accurate light intensity readings in the visible light spectrum, wireless setup and download via Bluetooth Low Energy (BLE), +/- 0.5 deg C (+/-0.9 deg F) accuracy
HOBO* Temperature Data Logger, weatherproof data logger with built-in temperature and relative humidity sensors, enables easy, fast set up and data download directly from your mobile device, Visual alarms alert, Accuracy: +/- 0.2 DEG C
HOBO* Wireless Temperature/Humidity Data Logger, measures and transmits temperature and relative humidity data to mobile devices through Bluetooth low energy technology over a 100-foot range, Memory for 84,000 measurements, Accuracy: +/- 0.2C and +/- 2%RH
HOBO* Two External Temperature Sensors Data Logger, weatherproof data logger with built-in temperature and relative humidity sensors, enables easy, fast set up and data download directly from your mobile device, Accuracy: +/- 0.2 DEG C
HOBO* External Temperature/ RH Sensor Data Logger, weatherproof data logger with built-in temperature and relative humidity sensors, enables easy, fast set up and data download directly from your mobile device, Accuracy: +/- 0.2 DEG C and +/- 2.5% RH
HOBO* Pendant Wireless Temperature Data Logger, compact, waterproof, has large memory that stores 96,000 measurements, Ideal for measuring temperature in streams, lakes, oceans, and soil environments, +/- 0.5 deg C (+/-0.9 deg F) accuracy