HOBO* Dissolved Oxygen Data Logger, Measure oxygen concentrations in lakes, streams, rivers, estuaries, and coastal waters, Oxygen Accuracy: +/-0.2 mg/L up to 8 mg/L, Temperature Accuracy: 0.2 Deg C, Depth Rating: 100 m
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 30 feet
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 13 feet
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
Eight Channel Biopotential Amplifier, allows multiple channels of EMG, ECG, EOG to be recorded simultaneously from a single exercising or resting subject, with LabScribe Recording and Analysis Software, Portable, USB
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
HOBO* Light On/Off Data Logger, monitors indoor light changes with an internal sensor and records light on and off conditions, making it ideal for building energy audits and light usage analysis, with standard 128 KB memory model