HOBO* Extended Memory State Data Logger, records state changes, electronic pulses and mechanical or electrical contact closures from external sensing devices, One logger with 4 recording modes, Ships with 2.5 mm input cable, Pulse frequency: 50 Hz
HOBO* 4-Channel Thermocouple Data Logger, four-channel LCD data logger for measuring and recording temperature in a broad range of monitoring applications, Range: -260 to 1820 Deg C, can accept up to four J, K, T, E, R, S, B, or N type probes
HOBO* Water Level Data Logger, titanium, No-vent-tube design for easy and reliable deployment, Ideal for recording water levels and temperatures in wells, streams, lakes, wetlands and tidal estuaries, 3-point NIST, 13 Foot Depth
HOBO* Water Level Data Logger, stainless steel, No-vent-tube design for easy and reliable deployment, Ideal for recording water levels and temperatures in wells, streams, lakes, wetlands and tidal estuaries, 30-Foot Depth
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* 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
HOBO* Water Level Data Logger, stainless steel, No-vent-tube design for easy and reliable deployment, Ideal for recording water levels and temperatures in wells, streams, lakes, wetlands and tidal estuaries, 13 Foot Depth
HOBO* External Temperature 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
HOBO* Temperature/ RH 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* Water Level Data Logger, stainless steel, No-vent-tube design for easy and reliable deployment, Ideal for recording water levels and temperatures in wells, streams, lakes, wetlands and tidal estuaries, 250 Foot Depth
HOBO* Temperature/Relative Humidity 3.5% Data Logger, records temperature and relative humidity (within 3.5% accuracy) in indoor environments with its integrated sensors, Range: -20 Deg to 70 Deg C, Accuracy: +/- 0.21 C from 0 to 50 deg C
HOBO* Wireless Carbon Dioxide/Temperature/RH Data Logger, wirelessly transferring data to mobile devices via Bluetooth Low Energy (BLE) technology over a 100-foot range, +/- 50 ppm +/- 5% of reading at 25DEG C (77 DEG F), less than 90% RH
HOBO* Water Level Data Logger, stainless steel, No-vent-tube design for easy and reliable deployment, Ideal for recording water levels and temperatures in wells, streams, lakes, wetlands and tidal estuaries, 100 Foot Depth
HOBO* Water Level Data Logger, titanium, No-vent-tube design for easy and reliable deployment, Ideal for recording water levels and temperatures in wells, streams, lakes, wetlands and tidal estuaries, 3-point NIST, 30-Foot Depth
HOBO Temperature Data Logger, is a low-cost, splash-proof data logger that measures and transmits temperature data wirelessly to mobile devices via Bluetooth Low Energy (BLE) technology, Ideal for a range of indoor monitoring applications
HOBO* Water Temperature Pro v2 Data Logger, durable with 12-bit resolution, Complete with a precision sensor for +/-0.2Deg C accuracy, this logger measures temperatures between -40Deg C and 70Deg C (-40Deg F to 158Deg F) in air and up to 50Deg C in water
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 13 feet