Go Direct Respiration Belt, Range: 0-50 N, Resolution: 0.01 N, Response time: 50 ms, Maximum chest circumference: 140 cm, with Wireless: Bluetooth Connections, Wired: USB Connection, Measure steps and step rate during a study with the built-in pedometer
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
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
USB Humidity/Temperature Datalogger, Easy-to-use Records Humidity and Temperature with Date/Time Stamp, Humidity: 0.1 to 99.9%RH, Temperature (Air): -22 to 158F (-30 to 70C), 5-digit LCD display with battery life indicator, Dimensions: 4.3x1.6x0.75in
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