O2 Gas Sensor can be used to monitor gaseous oxygen levels in a variety of biology and chemistry experiments. Intended for measuring gaseous, not aqueous, O2 concentration
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
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
Digital Control Unit, combined with features in Logger Pro, makes control of electrical devices, such as buzzers, lights, motors, pumps, and relays, both straightforward and flexible. The DCU is a great way to introduce hands-on STEM
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
HOBOnet Wireless Repeater, is designed to work with the HOBOnet Wireless Sensor Network, 900 MHz wireless mesh self-healing technology, 450 to 600 m (1,500 to 2,000 feet) wireless range up to five hops, Up to 50 wireless sensors per RX3000
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: 30 m
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