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
Variable Load, used in conjunction with the Energy Sensor to provide a range of resistive loads for projects such as wind turbines or solar panels, Students can adjust the potentiometer to provide resistances between 6 and 255 ohm
Cadmium Sensor Kit, Material for (25) tests and/or calibrations for measurement of Cadmium in water, Catalytic DNA sensor for Copper uses a DNAzyme reaction that fluoresces in the presence of the target contaminant
Mercury Sensor Kit, Material for (25) tests and/or calibrations for measurement of Mercury in water, Catalytic DNA sensor for Copper uses a DNAzyme reaction that fluoresces in the presence of the target contaminant
Digital Luxmeter, economical solution for light measurements in a learning situations, the autoranging feature makes a one-button-and-done instrument, auto power-off conserves battery power, and other functions include MAX, MIN, and HOLD, Requires a 9V battery (not included)