Go Direct* Temperature Probe, is a rugged, general-purpose temperature sensor that students can use to monitor temperature, Temperature range: -40 to 125 deg C, Handle temperature range: -10 to 45 deg C, Resolution: 0.07 deg C, Connections: Wireless Bluetooth, Wired USB
Go Direct* CO2 Gas Sensor, CO2 Sensor Range: 0-100,000 ppm, Resolution: 1 ppm CO2, with Wireless: Bluetooth, Wired: USB connections,Study the effect of temperature on cell respiration or metabolism of organisms, Dimension: 38x28mm, Total length: 155 mm
Go Direct* Motion Detector, uses ultrasound to measure the position, velocity, and acceleration of moving objects, Maximum data collection rate: 30 samples/s, Distances measured from 15 cm to 2.5 m, Temperature compensated, 1/4-20 threaded hole, 1.5 m USB cable
Go Direct* Force and Acceleration Sensor, couples a 3-axis accelerometer with a stable and accurate force sensor that measures forces as small as +/- 0.1 N and up to +/- 50 N, Acceleration: 3 axis, +/- 16 g, Gyroscope: 3 axis, 2000 deg /s
Go Direct* pH Sensor, is a general-purpose pH sensor used to monitor pH of aqueous solutions, pH range: 0-14, Type: Sealed, gel-filled, epoxy body, Ag/AgCl reference, Shaft diameter: 12 mm OD, Storage solution: pH-4/KCl solution (10 g KCl in 100 mL buffer pH-4 solution)
Go Direct* Gas Pressure Sensor, measures the absolute pressure of a gas, Specifications: Range: 0 to 400 kPa, Resolution: 0.03 kPa, Maximum pressure that the sensor can tolerate without permanent damage: 450 kPa, Connections: Wireless Bluetooth, Wired USB
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
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
Go Direct* Voltage Probe, combines a wide input voltage range and high precision, Specifications: Input voltage range: +/-15.0 V, Maximum voltage on any input: +/-15 V, Typical resolution: 0.5 mV, Power: Internal rechargeable battery, Wireless: Bluetooth, Wired: USB
Go Direct* Surface Temperature Sensor, Range: -25 to 125 deg C, Accuracy: +/-0.5 degC, Response time (from 25 C to 100 deg C in water): 5 seconds, Dimension: 6.8x2.25x1.3cm, Cable length: 1 m, with Wireless: Bluetooth, Wired: USB Connection
Go Direct* Conductivity Probe, determines the ionic content of an aqueous solution by measuring its electrical conductivity, Range: 0 to 20,000 uS/cm, Temperature compensation: Automatic from 5 to 35 deg C, can be turned off, Temperature range: 0 to 80 deg C
Go Direct* Drop Counter, precisely records the number of drops of titrant added during a titration and then automatically converts it to volume, Accurate drop counting at rates up to 6 drops/s, Dimensions: 15.5x4.5x1.8 cm, Opening for drops: 3 cm, Ring stand opening: 16 mm
Go Direct* Rotary Motion Sensor, Resolution: 1deg or 0.25deg, Optical Encoder: Bidirectional, quadrature encoder, Maximum Speed: 30 rev/s at 1deg resolution, 7.5 rev/s at 0.25deg resolution, with Wireless: Bluetooth Connections, Wired: USB Connection
Go Direct* ORP (Oxidation-Reduction Potential) Sensor, measures the ability of a solution to act as an oxidizing or reducing agent, Type: Sealed, gel-filled, epoxy body, Ag/AgCl reference, Storage solution: pH-4/KCl solution, Temperature range: 0 to 60 degree 'C, 12 mm OD
Go Direct* Melt Station, accurately determines the melting temperature of solid substances, Body Dimensions: 9 cm x 9 cm x 24 cm, Base Dimensions: 13 cm x 15 cm x 1.5 cm, Range: Ambient to 260 deg C, Lighting of control dial: Red LED, Blue LED, Yellow LED, Weight: 1.0 kg
Go Direct* Acceleration Sensor, Low acceleration: +/-157 m/s2, High acceleration: +/-1,960 m/s2, Altimeter: -1,800 m to 10,000 m, Angle: +/-180 deg, with Wireless: Bluetooth Connections, Wired: USB Connection, Slip it into your pocket and pirouette or ride a half-pipe
Go Direct* Current Probe User Manual, Probe range: +/-1 A and +/-0.1 A, 300 mA Li-Poly Battery, 24 hours Battery life, 500 full charge cycles (several years depending on usage) Battery life (long term), 1.5 A and 0.5 A non-damaging current, volt: +/-10 V
HOBO* Temperature/Relative Humidity 2.5% 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
Go Direct* Light and Color Sensor, is a powerful and versatile light sensor that measures light in the visible to ultraviolet electromagnetic spectrum, light intensity in the visible range, UVA, and UVB portions of the electromagnetic spectrum
Go Direct* Radiation Monitor, detects alpha, beta, gamma, and X-ray radiation, Sensor: LND 712 (or equivalent) halogen-quenched GM tube with a mica end window, 1.5 to 2.0 mg/cm2 thick, Red LED blinks on radiation detection, Optional audio signal on radiation detection
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
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
Go Direct* 3-Axis Magnetic Field Sensor, allows you to determine the magnitude and direction of the magnetic field at any point in space, Measurement range: +/-5 Mt, Operating temperature: -40 deg C to 85 deg C, Dimensions: 19x12.2x0.7 cm, Factory-calibrated
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, 250 Foot Depth
HOBO* 4-Channel Analog Data Logger, high-performance, LCD display data logger for building performance monitoring applications, flexible support up to four external sensors for measuring temperature, current, CO2, voltage, Twice the accuracy with 16-bit resolution
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* Pro v2 External Temperature/Relative Humidity Data Logger, weatherproof data logger with an external Temperature and Relative Humidity sensor on a 6-foot cable for fast sensor response and deployment in tight spaces
HOBO* Temperature Data Logger, records temperature in indoor environments with its integrated sensor, ideal for monitoring occupant comfort in office buildings, tracking food storage conditions in warehouses, Accuracy: +/- 0.21 C from 0 to 50 deg C
TidbiT v2 Water Temperature Data Logger, provides 12-bit resolution and has +/- 0.2 Deg C accuracy, Onset's smallest temperature data logger, Waterproof to 300 meters (1,000 feet), designed for outdoor and underwater environments
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* Bluetooth Low Energy Water Level Data Logger, for convenient wireless setup and download from mobile devices via Bluetooth Low Energy, consists of a top-end unit and a water level sensor which are sold as a set, plus a direct read cable, Size: 76 m
HOBO* Bluetooth Low Energy Water Level Data Logger, with titanium sensor, Integrated barometric pressure sensor enables direct water level readout, logger and sensor add 0.39 meters to the length of the cable, Size: 4 m
Go Direct* Constant Current System, is a DC power source with a built-in current probe designed for use in electrochemistry experiments, Specifications, Range: 0 to 0.6 A, Supply voltage: 5 VDC, Connections: Wireless Bluetooth, Wired USB
Go Direct ORP Electrode, Temperature range: 0-60 deg C, Dimension: 12 mm OD, Impedance: Approx 20 kOhm at 25 deg C, Redox potential range: -450 to +1100 mV, Type: Sealed, gel-filled, epoxy body, Ag/AgCl reference, ORP element: 99% pure platinum band sealed on a glass stem
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
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