HOBO* Water Level Data Logger, low-cost, research-grade water level data logger for continuously measuring water level and temperature in a wide range of underwater environments, 0.1% measurement accuracy, Depths up to 100 feet
Go Direct* Optical Dissolved Oxygen Probe, with Micro USB Cable, Range: 0 to 20 mg/L, 0 to 300%, Measure primary productivity or biological/biochemical oxygen demand, Explore the interdependence of plants and animals, Monitor watersheds over time
Go Wireless* Heart Rate sensors, ideal for continuously monitoring heart rate before, during, and after exercise or while a person is stationary, Recommended for College, High School, and Middle School Science
HOBO* Pro v2 Temperature/Relative Humidity Data Logger, weatherproof data logger with built-in temperature and relative humidity sensors, High accuracy, Optic USB interface for fast and reliable download, for use in outdoor or condensing environments
Isolated ECG/EMG/GSR Biopotential Recorder, allows recording of up to three channels of ECG, EMG or EEG as well as GSR, connects to the subject by snap-leads to pre-gelled AG/AgCl electrodes, also capable of mar
InTemp* Bluetooth Low Energy Temperature Data Logger, With 2m Temperature Probe, Logger Operating Range: -30 to 70 deg C, Transmission Range: Approximately 30.5 m (100 ft) line-of-sight, Battery Type Two AAA 1.5 V
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